Finding the Fourth Proportional to 10,429.31, 14,392.31 and 5,713.61

Step by Step Solution

1. Step 1: Write the proportion equation
   10,429.31 : 14,392.31 = 5,713.61 : x
2. Step 2: Convert to fraction form
   10,429.31/14,392.31 = 5,713.61/x
3. Step 3: Cross multiply
   10,429.31x = 14,392.31 × 5,713.61
4. Step 4: Simplify right side
   10,429.31x = 82,231,945.81
5. Step 5: Solve for x
   x = 82,231,945.81/10,429.31
6. Step 6: Final answer
   x = 7,884.69