Alright, let's work through 3345 times 4287 step by step
3345 × 4287 = 4287 × (3345)
+ 4287 × 5 producing 21435
+ 4287 × 40 that results in 171480
+ 4287 × 300 what gives us 1286100
+ 4287 × 3000 what gives us 12861000

= 14340015
