Finding the Fourth Proportional to 10,233.50, 14,121.22 and 5,757.15

Step by Step Solution

1. Step 1: Write the proportion equation
   10,233.50 : 14,121.22 = 5,757.15 : x
2. Step 2: Convert to fraction form
   10,233.50/14,121.22 = 5,757.15/x
3. Step 3: Cross multiply
   10,233.50x = 14,121.22 × 5,757.15
4. Step 4: Simplify right side
   10,233.50x = 81,297,981.72
5. Step 5: Solve for x
   x = 81,297,981.72/10,233.50
6. Step 6: Final answer
   x = 7,944.30