Alright, let's work through 6075 times 744 step by step
6075 × 744 = 744 × (6075)
+ 744 × 5 which equals 3720
+ 744 × 70 that equals 52080
+ 744 × 000 yielding 0
+ 744 × 6000 producing 4464000

= 4519800
