Alright, let's work through 3315 times 4479 step by step
3315 × 4479 = 4479 × (3315)
+ 4479 × 5 that is equal 22395
+ 4479 × 10 which equals 44790
+ 4479 × 300 yielding 1343700
+ 4479 × 3000 resulting in 13437000

= 14847885
