Finding the Fourth Proportional to 10,237.72, 14,129.20 and 5,762.56

Step by Step Solution

1. Step 1: Write the proportion equation
   10,237.72 : 14,129.20 = 5,762.56 : x
2. Step 2: Convert to fraction form
   10,237.72/14,129.20 = 5,762.56/x
3. Step 3: Cross multiply
   10,237.72x = 14,129.20 × 5,762.56
4. Step 4: Simplify right side
   10,237.72x = 81,420,362.75
5. Step 5: Solve for x
   x = 81,420,362.75/10,237.72
6. Step 6: Final answer
   x = 7,952.98