Alright, let's work through 6315 times 9431 step by step
6315 × 9431 = 9431 × (6315)
+ 9431 × 5 that is equal 47155
+ 9431 × 10 yielding 94310
+ 9431 × 300 that is equal 2829300
+ 9431 × 6000 giving us 56586000

= 59556765
