Alright, let's work through 6315 times 8586 step by step
6315 × 8586 = 8586 × (6315)
+ 8586 × 5 resulting in 42930
+ 8586 × 10 giving us 85860
+ 8586 × 300 producing 2575800
+ 8586 × 6000 resulting in 51516000

= 54220590
