No problem, we've got 6792 and 8642 to multiply
6792 × 8642 = 8642 × (6792)
+ 8642 × 2 what gives us 17284
+ 8642 × 90 producing 777780
+ 8642 × 700 that is equal 6049400
+ 8642 × 6000 that results in 51852000

= 58696464
