No problem, we've got 7679 and 1089 to multiply
7679 × 1089 = 1089 × (7679)
+ 1089 × 9 yielding 9801
+ 1089 × 70 resulting in 76230
+ 1089 × 600 giving us 653400
+ 1089 × 7000 which equals 7623000

= 8362431
