Let's calculate 7228 x 5209
7228 × 5209 = 5209 × (7228)
+ 5209 × 8 which equals 41672
+ 5209 × 20 resulting in 104180
+ 5209 × 200 that is equal 1041800
+ 5209 × 7000 which equals 36463000

= 37650652
