Alright, let's work through 8646 times 9654 step by step
8646 × 9654 = 9654 × (8646)
+ 9654 × 6 producing 57924
+ 9654 × 40 what gives us 386160
+ 9654 × 600 that is equal 5792400
+ 9654 × 8000 resulting in 77232000

= 83468484
