Alright, let's work through 9520 times 9215 step by step
9520 × 9215 = 9215 × (9520)
+ 9215 × 0 yielding 0
+ 9215 × 20 that is equal 184300
+ 9215 × 500 yielding 4607500
+ 9215 × 9000 that is equal 82935000

= 87726800
