Alright, let's work through 88929480 times 4538338 step by step
88929480 × 4538338 = 4538338 × (88929480)
+ 4538338 × 0 yielding 0
+ 4538338 × 80 which equals 363067040
+ 4538338 × 400 yielding 1815335200
+ 4538338 × 9000 producing 40845042000
+ 4538338 × 20000 giving us 90766760000
+ 4538338 × 900000 producing 4084504200000
+ 4538338 × 8000000 producing 36306704000000
+ 4538338 × 80000000 what gives us 363067040000000

= 403592038404240
