Finding the Fourth Proportional to 31,499.28, 43,468.99 and 17,352.09

Step by Step Solution

1. Step 1: Write the proportion equation
   31,499.28 : 43,468.99 = 17,352.09 : x
2. Step 2: Convert to fraction form
   31,499.28/43,468.99 = 17,352.09/x
3. Step 3: Cross multiply
   31,499.28x = 43,468.99 × 17,352.09
4. Step 4: Simplify right side
   31,499.28x = 754,277,783.31
5. Step 5: Solve for x
   x = 754,277,783.31/31,499.28
6. Step 6: Final answer
   x = 23,945.87