Finding the Fourth Proportional to 1,855.46, 2,559.12 and 1,522.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,855.46 : 2,559.12 = 1,522.10 : x
2. Step 2: Convert to fraction form
   1,855.46/2,559.12 = 1,522.10/x
3. Step 3: Cross multiply
   1,855.46x = 2,559.12 × 1,522.10
4. Step 4: Simplify right side
   1,855.46x = 3,895,236.55
5. Step 5: Solve for x
   x = 3,895,236.55/1,855.46
6. Step 6: Final answer
   x = 2,099.34