Finding the Fourth Proportional to 2,581.24, 3,562.10 and 1,402.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,581.24 : 3,562.10 = 1,402.30 : x
2. Step 2: Convert to fraction form
   2,581.24/3,562.10 = 1,402.30/x
3. Step 3: Cross multiply
   2,581.24x = 3,562.10 × 1,402.30
4. Step 4: Simplify right side
   2,581.24x = 4,995,108.01
5. Step 5: Solve for x
   x = 4,995,108.01/2,581.24
6. Step 6: Final answer
   x = 1,935.16