Finding the Fourth Proportional to 9,499.52, 13,109.12 and 5,308.16

Step by Step Solution

1. Step 1: Write the proportion equation
   9,499.52 : 13,109.12 = 5,308.16 : x
2. Step 2: Convert to fraction form
   9,499.52/13,109.12 = 5,308.16/x
3. Step 3: Cross multiply
   9,499.52x = 13,109.12 × 5,308.16
4. Step 4: Simplify right side
   9,499.52x = 69,585,306.42
5. Step 5: Solve for x
   x = 69,585,306.42/9,499.52
6. Step 6: Final answer
   x = 7,325.14