Finding the Fourth Proportional to 2,472.24, 3,411.54 and 1,353.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,472.24 : 3,411.54 = 1,353.12 : x
2. Step 2: Convert to fraction form
   2,472.24/3,411.54 = 1,353.12/x
3. Step 3: Cross multiply
   2,472.24x = 3,411.54 × 1,353.12
4. Step 4: Simplify right side
   2,472.24x = 4,616,223.00
5. Step 5: Solve for x
   x = 4,616,223.00/2,472.24
6. Step 6: Final answer
   x = 1,867.22