Exhibit 12.2 1/28/98 MISSISSIPPI POWER COMPANY Computation of ratio of earnings to fixed charges plus preferred dividend requirements for the five years ended December 31, 1996 and the twelve months ended December 31, 1997 Twelve Months Ended Year ended December 31, December 31, ========================================================================= 1992 1993 1994 1995 1996 1997 -----------------------------Thousands of Dollars------------------------ EARNINGS AS DEFINED IN ITEM 503 OF REGULATION S-K: Income Before Interest Charges $63,772 $67,726 $ 76,067 $ 82,765 $ 80,523 $ 81,769 Federal and state income taxes 23,278 18,787 30,050 35,972 33,477 33,189 Deferred income taxes, net (5,473) 5,039 1,563 (480) 74 (1,808) Deferred investment tax credits - - - - - - AFUDC - Debt funds 563 788 1,039 399 713 - -------- -------- --------- --------- --------- --------- Earnings as defined $82,140 $92,340 $108,719 $118,656 $114,787 $113,150 ======== ======== ========= ========= ========= ========= FIXED CHARGES AS DEFINED IN ITEM 503 OF REGULATION S-K: Interest on long-term debt $22,357 $17,688 $ 19,725 $ 21,898 $ 19,898 $ 19,856 Interest on interim obligations 362 1,000 1,442 1,141 1,416 96 Amort of debt disc, premium and expense, net 630 1,262 1,479 1,510 1,546 1,577 Other interest charges 339 728 404 1,185 753 2,942 -------- -------- --------- --------- --------- --------- Fixed charges as defined 23,688 20,678 23,050 25,734 23,613 24,471 Tax deductible preferred dividends 330 330 261 261 261 261 -------- ------- -------- -------- -------- --------- 24,018 21,008 23,311 25,995 23,874 24,732 -------- -------- --------- --------- --------- --------- Non-tax deductible preferred dividends 3,527 5,070 4,638 4,638 4,638 3,026 Ratio of net income before taxes to net income x 1.438 x 1.499 x 1.585 x 1.618 x 1.582 x 1.548 -------- -------- --------- --------- --------- --------- Pref dividend requirements before income taxes 5,072 7,600 7,351 7,504 7,337 4,684 -------- -------- --------- --------- --------- --------- Fixed charges plus pref dividend requirements $29,090 $28,608 $ 30,662 $ 33,499 $ 31,211 $ 29,416 ======== ======== ========= ========= ========= ========= RATIO OF EARNINGS TO FIXED CHARGES PLUS PREFERRED DIVIDEND REQUIREMENTS 2.82 3.23 3.55 3.54 3.68 3.85