No problem, we've got 7207 and 7899 to multiply
7207 × 7899 = 7899 × (7207)
+ 7899 × 7 what gives us 55293
+ 7899 × 00 which equals 0
+ 7899 × 200 that is equal 1579800
+ 7899 × 7000 that equals 55293000

= 56928093
