Finding the Fourth Proportional to 31,399.48, 43,329.72 and 17,252.56

Step by Step Solution

1. Step 1: Write the proportion equation
   31,399.48 : 43,329.72 = 17,252.56 : x
2. Step 2: Convert to fraction form
   31,399.48/43,329.72 = 17,252.56/x
3. Step 3: Cross multiply
   31,399.48x = 43,329.72 × 17,252.56
4. Step 4: Simplify right side
   31,399.48x = 747,548,594.08
5. Step 5: Solve for x
   x = 747,548,594.08/31,399.48
6. Step 6: Final answer
   x = 23,807.67