Finding the Fourth Proportional to 31,499.56, 43,469.76 and 17,352.64

Step by Step Solution

1. Step 1: Write the proportion equation
   31,499.56 : 43,469.76 = 17,352.64 : x
2. Step 2: Convert to fraction form
   31,499.56/43,469.76 = 17,352.64/x
3. Step 3: Cross multiply
   31,499.56x = 43,469.76 × 17,352.64
4. Step 4: Simplify right side
   31,499.56x = 754,315,096.17
5. Step 5: Solve for x
   x = 754,315,096.17/31,499.56
6. Step 6: Final answer
   x = 23,946.85