Alright, let's work through 7215 times 2108 step by step
7215 × 2108 = 2108 × (7215)
+ 2108 × 5 giving us 10540
+ 2108 × 10 that equals 21080
+ 2108 × 200 that is equal 421600
+ 2108 × 7000 that equals 14756000

= 15209220
