Finding the Fourth Proportional to 10,231.38, 14,118.75 and 5,755.86

Step by Step Solution

1. Step 1: Write the proportion equation
   10,231.38 : 14,118.75 = 5,755.86 : x
2. Step 2: Convert to fraction form
   10,231.38/14,118.75 = 5,755.86/x
3. Step 3: Cross multiply
   10,231.38x = 14,118.75 × 5,755.86
4. Step 4: Simplify right side
   10,231.38x = 81,265,548.38
5. Step 5: Solve for x
   x = 81,265,548.38/10,231.38
6. Step 6: Final answer
   x = 7,942.77