Alright, let's work through 6687 times 4560 step by step
6687 × 4560 = 4560 × (6687)
+ 4560 × 7 yielding 31920
+ 4560 × 80 what gives us 364800
+ 4560 × 600 producing 2736000
+ 4560 × 6000 resulting in 27360000

= 30492720
