Finding the Fourth Proportional to 10,308.31, 14,228.88 and 7,332.77

Step by Step Solution

1. Step 1: Write the proportion equation
   10,308.31 : 14,228.88 = 7,332.77 : x
2. Step 2: Convert to fraction form
   10,308.31/14,228.88 = 7,332.77/x
3. Step 3: Cross multiply
   10,308.31x = 14,228.88 × 7,332.77
4. Step 4: Simplify right side
   10,308.31x = 104,337,104.40
5. Step 5: Solve for x
   x = 104,337,104.40/10,308.31
6. Step 6: Final answer
   x = 10,121.65