Finding the Fourth Proportional to 10,231.42, 14,119.22 and 5,755.17

Step by Step Solution

1. Step 1: Write the proportion equation
   10,231.42 : 14,119.22 = 5,755.17 : x
2. Step 2: Convert to fraction form
   10,231.42/14,119.22 = 5,755.17/x
3. Step 3: Cross multiply
   10,231.42x = 14,119.22 × 5,755.17
4. Step 4: Simplify right side
   10,231.42x = 81,258,562.52
5. Step 5: Solve for x
   x = 81,258,562.52/10,231.42
6. Step 6: Final answer
   x = 7,942.06