Finding the Fourth Proportional to 9,240.55, 12,752.89 and 5,464.94

Step by Step Solution

1. Step 1: Write the proportion equation
   9,240.55 : 12,752.89 = 5,464.94 : x
2. Step 2: Convert to fraction form
   9,240.55/12,752.89 = 5,464.94/x
3. Step 3: Cross multiply
   9,240.55x = 12,752.89 × 5,464.94
4. Step 4: Simplify right side
   9,240.55x = 69,693,731.99
5. Step 5: Solve for x
   x = 69,693,731.99/9,240.55
6. Step 6: Final answer
   x = 7,542.16