Finding the Fourth Proportional to 10,231.30, 14,119.06 and 5,755.05

Step by Step Solution

1. Step 1: Write the proportion equation
   10,231.30 : 14,119.06 = 5,755.05 : x
2. Step 2: Convert to fraction form
   10,231.30/14,119.06 = 5,755.05/x
3. Step 3: Cross multiply
   10,231.30x = 14,119.06 × 5,755.05
4. Step 4: Simplify right side
   10,231.30x = 81,255,892.66
5. Step 5: Solve for x
   x = 81,255,892.66/10,231.30
6. Step 6: Final answer
   x = 7,941.89