Alright, let's work through 3504 times 2615 step by step
3504 × 2615 = 2615 × (3504)
+ 2615 × 4 that is equal 10460
+ 2615 × 00 which equals 0
+ 2615 × 500 that equals 1307500
+ 2615 × 3000 that equals 7845000

= 9162960
