Alright, let's work through 7470 times 1872 step by step
7470 × 1872 = 1872 × (7470)
+ 1872 × 0 what gives us 0
+ 1872 × 70 yielding 131040
+ 1872 × 400 that is equal 748800
+ 1872 × 7000 yielding 13104000

= 13983840
