Finding the Fourth Proportional to 7,500.54, 11,240.24 and 5,738.72

Step by Step Solution

1. Step 1: Write the proportion equation
   7,500.54 : 11,240.24 = 5,738.72 : x
2. Step 2: Convert to fraction form
   7,500.54/11,240.24 = 5,738.72/x
3. Step 3: Cross multiply
   7,500.54x = 11,240.24 × 5,738.72
4. Step 4: Simplify right side
   7,500.54x = 64,504,590.09
5. Step 5: Solve for x
   x = 64,504,590.09/7,500.54
6. Step 6: Final answer
   x = 8,599.99