No problem, we've got 1091 and 7117 to multiply
1091 × 7117 = 7117 × (1091)
+ 7117 × 1 giving us 7117
+ 7117 × 90 that is equal 640530
+ 7117 × 000 resulting in 0
+ 7117 × 1000 yielding 7117000

= 7764647
