Finding the Fourth Proportional to 9,650.72, 13,318.00 and 5,234.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,650.72 : 13,318.00 = 5,234.72 : x
2. Step 2: Convert to fraction form
   9,650.72/13,318.00 = 5,234.72/x
3. Step 3: Cross multiply
   9,650.72x = 13,318.00 × 5,234.72
4. Step 4: Simplify right side
   9,650.72x = 69,716,021.17
5. Step 5: Solve for x
   x = 69,716,021.17/9,650.72
6. Step 6: Final answer
   x = 7,223.92