Alright, let's work through 4402 times 1540 step by step
4402 × 1540 = 1540 × (4402)
+ 1540 × 2 yielding 3080
+ 1540 × 00 producing 0
+ 1540 × 400 giving us 616000
+ 1540 × 4000 producing 6160000

= 6779080
