Alright, let's work through 4120 times 6472 step by step
4120 × 6472 = 6472 × (4120)
+ 6472 × 0 what gives us 0
+ 6472 × 20 that is equal 129440
+ 6472 × 100 giving us 647200
+ 6472 × 4000 which equals 25888000

= 26664640
