Finding the Fourth Proportional to 10,243.74, 14,136.02 and 5,766.88

Step by Step Solution

1. Step 1: Write the proportion equation
   10,243.74 : 14,136.02 = 5,766.88 : x
2. Step 2: Convert to fraction form
   10,243.74/14,136.02 = 5,766.88/x
3. Step 3: Cross multiply
   10,243.74x = 14,136.02 × 5,766.88
4. Step 4: Simplify right side
   10,243.74x = 81,520,731.02
5. Step 5: Solve for x
   x = 81,520,731.02/10,243.74
6. Step 6: Final answer
   x = 7,958.10