Alright, let's work through 9915 times 9286 step by step
9915 × 9286 = 9286 × (9915)
+ 9286 × 5 resulting in 46430
+ 9286 × 10 that equals 92860
+ 9286 × 900 yielding 8357400
+ 9286 × 9000 that results in 83574000

= 92070690
