No problem, we've got 4791 and 6520 to multiply
4791 × 6520 = 6520 × (4791)
+ 6520 × 1 that is equal 6520
+ 6520 × 90 which equals 586800
+ 6520 × 700 that equals 4564000
+ 6520 × 4000 resulting in 26080000

= 31237320
