No problem, we've got 4531 and 8760 to multiply
4531 × 8760 = 8760 × (4531)
+ 8760 × 1 that results in 8760
+ 8760 × 30 yielding 262800
+ 8760 × 500 which equals 4380000
+ 8760 × 4000 which equals 35040000

= 39691560
