No problem, we've got 7045 and 2173 to multiply
7045 × 2173 = 2173 × (7045)
+ 2173 × 5 that is equal 10865
+ 2173 × 40 which equals 86920
+ 2173 × 000 that results in 0
+ 2173 × 7000 that equals 15211000

= 15308785
