No problem, we've got 7857 and 1161 to multiply
7857 × 1161 = 1161 × (7857)
+ 1161 × 7 that is equal 8127
+ 1161 × 50 that results in 58050
+ 1161 × 800 that equals 928800
+ 1161 × 7000 which equals 8127000

= 9121977
