Finding the Fourth Proportional to 10,432.71, 14,397.39 and 5,717.25

Step by Step Solution

1. Step 1: Write the proportion equation
   10,432.71 : 14,397.39 = 5,717.25 : x
2. Step 2: Convert to fraction form
   10,432.71/14,397.39 = 5,717.25/x
3. Step 3: Cross multiply
   10,432.71x = 14,397.39 × 5,717.25
4. Step 4: Simplify right side
   10,432.71x = 82,313,477.98
5. Step 5: Solve for x
   x = 82,313,477.98/10,432.71
6. Step 6: Final answer
   x = 7,889.94