Alright, let's work through 8407 times 9416 step by step
8407 × 9416 = 9416 × (8407)
+ 9416 × 7 what gives us 65912
+ 9416 × 00 producing 0
+ 9416 × 400 producing 3766400
+ 9416 × 8000 that is equal 75328000

= 79160312
