Finding the Fourth Proportional to 10,249.27, 14,144.81 and 5,772.74

Step by Step Solution

1. Step 1: Write the proportion equation
   10,249.27 : 14,144.81 = 5,772.74 : x
2. Step 2: Convert to fraction form
   10,249.27/14,144.81 = 5,772.74/x
3. Step 3: Cross multiply
   10,249.27x = 14,144.81 × 5,772.74
4. Step 4: Simplify right side
   10,249.27x = 81,654,210.89
5. Step 5: Solve for x
   x = 81,654,210.89/10,249.27
6. Step 6: Final answer
   x = 7,966.83