Finding the Fourth Proportional to 11,329.24, 15,630.42 and 7,355.32

Step by Step Solution

1. Step 1: Write the proportion equation
   11,329.24 : 15,630.42 = 7,355.32 : x
2. Step 2: Convert to fraction form
   11,329.24/15,630.42 = 7,355.32/x
3. Step 3: Cross multiply
   11,329.24x = 15,630.42 × 7,355.32
4. Step 4: Simplify right side
   11,329.24x = 114,966,740.83
5. Step 5: Solve for x
   x = 114,966,740.83/11,329.24
6. Step 6: Final answer
   x = 10,147.79