Alright, let's work through 5760 times 2631 step by step
5760 × 2631 = 2631 × (5760)
+ 2631 × 0 giving us 0
+ 2631 × 60 that equals 157860
+ 2631 × 700 yielding 1841700
+ 2631 × 5000 producing 13155000

= 15154560
