Finding the Fourth Proportional to 9,744.56, 13,447.24 and 5,552.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,744.56 : 13,447.24 = 5,552.72 : x
2. Step 2: Convert to fraction form
   9,744.56/13,447.24 = 5,552.72/x
3. Step 3: Cross multiply
   9,744.56x = 13,447.24 × 5,552.72
4. Step 4: Simplify right side
   9,744.56x = 74,668,758.49
5. Step 5: Solve for x
   x = 74,668,758.49/9,744.56
6. Step 6: Final answer
   x = 7,662.61