Finding the Fourth Proportional to 7,626.72, 10,520.88 and 5,760.48

Step by Step Solution

1. Step 1: Write the proportion equation
   7,626.72 : 10,520.88 = 5,760.48 : x
2. Step 2: Convert to fraction form
   7,626.72/10,520.88 = 5,760.48/x
3. Step 3: Cross multiply
   7,626.72x = 10,520.88 × 5,760.48
4. Step 4: Simplify right side
   7,626.72x = 60,605,318.82
5. Step 5: Solve for x
   x = 60,605,318.82/7,626.72
6. Step 6: Final answer
   x = 7,946.45