Finding the Fourth Proportional to 8,932.29, 12,321.33 and 5,530.62

Step by Step Solution

1. Step 1: Write the proportion equation
   8,932.29 : 12,321.33 = 5,530.62 : x
2. Step 2: Convert to fraction form
   8,932.29/12,321.33 = 5,530.62/x
3. Step 3: Cross multiply
   8,932.29x = 12,321.33 × 5,530.62
4. Step 4: Simplify right side
   8,932.29x = 68,144,594.12
5. Step 5: Solve for x
   x = 68,144,594.12/8,932.29
6. Step 6: Final answer
   x = 7,629.02