Finding the Fourth Proportional to 10,231.26, 14,116.68 and 5,754.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,231.26 : 14,116.68 = 5,754.12 : x
2. Step 2: Convert to fraction form
   10,231.26/14,116.68 = 5,754.12/x
3. Step 3: Cross multiply
   10,231.26x = 14,116.68 × 5,754.12
4. Step 4: Simplify right side
   10,231.26x = 81,229,070.72
5. Step 5: Solve for x
   x = 81,229,070.72/10,231.26
6. Step 6: Final answer
   x = 7,939.30