Alright, let's work through 3072 times 4389 step by step
3072 × 4389 = 4389 × (3072)
+ 4389 × 2 that is equal 8778
+ 4389 × 70 that is equal 307230
+ 4389 × 000 yielding 0
+ 4389 × 3000 which equals 13167000

= 13483008
