Alright, let's work through 7584 times 1005 step by step
7584 × 1005 = 1005 × (7584)
+ 1005 × 4 which equals 4020
+ 1005 × 80 yielding 80400
+ 1005 × 500 which equals 502500
+ 1005 × 7000 that equals 7035000

= 7621920
