Finding the Fourth Proportional to 7,230.15, 10,824.72 and 4,757.52

Step by Step Solution

1. Step 1: Write the proportion equation
   7,230.15 : 10,824.72 = 4,757.52 : x
2. Step 2: Convert to fraction form
   7,230.15/10,824.72 = 4,757.52/x
3. Step 3: Cross multiply
   7,230.15x = 10,824.72 × 4,757.52
4. Step 4: Simplify right side
   7,230.15x = 51,498,821.89
5. Step 5: Solve for x
   x = 51,498,821.89/7,230.15
6. Step 6: Final answer
   x = 7,122.79