Alright, let's work through 4509 times 2798 step by step
4509 × 2798 = 2798 × (4509)
+ 2798 × 9 what gives us 25182
+ 2798 × 00 giving us 0
+ 2798 × 500 that results in 1399000
+ 2798 × 4000 giving us 11192000

= 12616182
