Alright, let's work through 3521 times 5192 step by step
3521 × 5192 = 5192 × (3521)
+ 5192 × 1 that equals 5192
+ 5192 × 20 that equals 103840
+ 5192 × 500 which equals 2596000
+ 5192 × 3000 giving us 15576000

= 18281032
