Finding the Fourth Proportional to 12,332.31, 17,005.20 and 7,850.33

Step by Step Solution

1. Step 1: Write the proportion equation
   12,332.31 : 17,005.20 = 7,850.33 : x
2. Step 2: Convert to fraction form
   12,332.31/17,005.20 = 7,850.33/x
3. Step 3: Cross multiply
   12,332.31x = 17,005.20 × 7,850.33
4. Step 4: Simplify right side
   12,332.31x = 133,496,346.69
5. Step 5: Solve for x
   x = 133,496,346.69/12,332.31
6. Step 6: Final answer
   x = 10,824.93