Alright, let's work through 4704 times 3072 step by step
4704 × 3072 = 3072 × (4704)
+ 3072 × 4 what gives us 12288
+ 3072 × 00 resulting in 0
+ 3072 × 700 giving us 2150400
+ 3072 × 4000 yielding 12288000

= 14450688
