Alright, let's work through 4512 times 755 step by step
4512 × 755 = 755 × (4512)
+ 755 × 2 resulting in 1510
+ 755 × 10 that is equal 7550
+ 755 × 500 what gives us 377500
+ 755 × 4000 giving us 3020000

= 3406560
