Alright, let's work through 3415 times 8280 step by step
3415 × 8280 = 8280 × (3415)
+ 8280 × 5 producing 41400
+ 8280 × 10 giving us 82800
+ 8280 × 400 yielding 3312000
+ 8280 × 3000 giving us 24840000

= 28276200
