Let's calculate 3545 x 4258
3545 × 4258 = 4258 × (3545)
+ 4258 × 5 which equals 21290
+ 4258 × 40 that is equal 170320
+ 4258 × 500 yielding 2129000
+ 4258 × 3000 that results in 12774000

= 15094610
