Alright, let's work through 76408942 times 10382551 step by step
76408942 × 10382551 = 10382551 × (76408942)
+ 10382551 × 2 yielding 20765102
+ 10382551 × 40 that equals 415302040
+ 10382551 × 900 yielding 9344295900
+ 10382551 × 8000 which equals 83060408000
+ 10382551 × 00000 giving us 0
+ 10382551 × 400000 producing 4153020400000
+ 10382551 × 6000000 that is equal 62295306000000
+ 10382551 × 70000000 which equals 726778570000000

= 793319737171042
