Finding the Fourth Proportional to 10,424.24, 14,385.56 and 5,708.63

Step by Step Solution

1. Step 1: Write the proportion equation
   10,424.24 : 14,385.56 = 5,708.63 : x
2. Step 2: Convert to fraction form
   10,424.24/14,385.56 = 5,708.63/x
3. Step 3: Cross multiply
   10,424.24x = 14,385.56 × 5,708.63
4. Step 4: Simplify right side
   10,424.24x = 82,121,839.38
5. Step 5: Solve for x
   x = 82,121,839.38/10,424.24
6. Step 6: Final answer
   x = 7,877.97