No problem, we've got 7722 and 5620 to multiply
7722 × 5620 = 5620 × (7722)
+ 5620 × 2 that is equal 11240
+ 5620 × 20 yielding 112400
+ 5620 × 700 that is equal 3934000
+ 5620 × 7000 producing 39340000

= 43397640
