Alright, let's work through 77417187 times 45208542 step by step
77417187 × 45208542 = 45208542 × (77417187)
+ 45208542 × 7 producing 316459794
+ 45208542 × 80 yielding 3616683360
+ 45208542 × 100 producing 4520854200
+ 45208542 × 7000 yielding 316459794000
+ 45208542 × 10000 giving us 452085420000
+ 45208542 × 400000 what gives us 18083416800000
+ 45208542 × 7000000 that is equal 316459794000000
+ 45208542 × 70000000 resulting in 3164597940000000

= 3499918150011354
