Finding the Fourth Proportional to 10,233.57, 14,123.15 and 5,757.06

Step by Step Solution

1. Step 1: Write the proportion equation
   10,233.57 : 14,123.15 = 5,757.06 : x
2. Step 2: Convert to fraction form
   10,233.57/14,123.15 = 5,757.06/x
3. Step 3: Cross multiply
   10,233.57x = 14,123.15 × 5,757.06
4. Step 4: Simplify right side
   10,233.57x = 81,307,821.94
5. Step 5: Solve for x
   x = 81,307,821.94/10,233.57
6. Step 6: Final answer
   x = 7,945.21