Alright, let's work through 8615 times 4644 step by step
8615 × 4644 = 4644 × (8615)
+ 4644 × 5 resulting in 23220
+ 4644 × 10 yielding 46440
+ 4644 × 600 producing 2786400
+ 4644 × 8000 giving us 37152000

= 40008060
