Alright, let's work through 99924004 times 26931887 step by step
99924004 × 26931887 = 26931887 × (99924004)
+ 26931887 × 4 yielding 107727548
+ 26931887 × 00 yielding 0
+ 26931887 × 000 that equals 0
+ 26931887 × 4000 which equals 107727548000
+ 26931887 × 20000 that results in 538637740000
+ 26931887 × 900000 yielding 24238698300000
+ 26931887 × 9000000 that is equal 242386983000000
+ 26931887 × 90000000 that is equal 2423869830000000

= 2691141984315548
