Alright, let's work through 8460 times 2436 step by step
8460 × 2436 = 2436 × (8460)
+ 2436 × 0 that is equal 0
+ 2436 × 60 yielding 146160
+ 2436 × 400 resulting in 974400
+ 2436 × 8000 which equals 19488000

= 20608560
