Alright, let's work through 9638 times 8707 step by step
9638 × 8707 = 8707 × (9638)
+ 8707 × 8 resulting in 69656
+ 8707 × 30 that results in 261210
+ 8707 × 600 what gives us 5224200
+ 8707 × 9000 resulting in 78363000

= 83918066
