Finding the Fourth Proportional to 9,711.24, 13,401.52 and 5,519.52

Step by Step Solution

1. Step 1: Write the proportion equation
   9,711.24 : 13,401.52 = 5,519.52 : x
2. Step 2: Convert to fraction form
   9,711.24/13,401.52 = 5,519.52/x
3. Step 3: Cross multiply
   9,711.24x = 13,401.52 × 5,519.52
4. Step 4: Simplify right side
   9,711.24x = 73,969,957.67
5. Step 5: Solve for x
   x = 73,969,957.67/9,711.24
6. Step 6: Final answer
   x = 7,616.94