Finding the Fourth Proportional to 10,432.72, 14,397.17 and 5,717

Step by Step Solution

1. Step 1: Write the proportion equation
   10,432.72 : 14,397.17 = 5,717 : x
2. Step 2: Convert to fraction form
   10,432.72/14,397.17 = 5,717/x
3. Step 3: Cross multiply
   10,432.72x = 14,397.17 × 5,717
4. Step 4: Simplify right side
   10,432.72x = 82,308,620.89
5. Step 5: Solve for x
   x = 82,308,620.89/10,432.72
6. Step 6: Final answer
   x = 7,889.47