Finding the Fourth Proportional to 9,752.40, 13,455.72 and 5,560.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,752.40 : 13,455.72 = 5,560.56 : x
2. Step 2: Convert to fraction form
   9,752.40/13,455.72 = 5,560.56/x
3. Step 3: Cross multiply
   9,752.40x = 13,455.72 × 5,560.56
4. Step 4: Simplify right side
   9,752.40x = 74,821,338.40
5. Step 5: Solve for x
   x = 74,821,338.40/9,752.40
6. Step 6: Final answer
   x = 7,672.09