No problem, we've got 9405 and 8678 to multiply
9405 × 8678 = 8678 × (9405)
+ 8678 × 5 that equals 43390
+ 8678 × 00 giving us 0
+ 8678 × 400 what gives us 3471200
+ 8678 × 9000 giving us 78102000

= 81616590
