Finding the Fourth Proportional to 11,057.50, 15,272.32 and 7,325.02

Step by Step Solution

1. Step 1: Write the proportion equation
   11,057.50 : 15,272.32 = 7,325.02 : x
2. Step 2: Convert to fraction form
   11,057.50/15,272.32 = 7,325.02/x
3. Step 3: Cross multiply
   11,057.50x = 15,272.32 × 7,325.02
4. Step 4: Simplify right side
   11,057.50x = 111,870,049.45
5. Step 5: Solve for x
   x = 111,870,049.45/11,057.50
6. Step 6: Final answer
   x = 10,117.12