Finding the Fourth Proportional to 10,308.87, 14,225.03 and 5,771.79

Step by Step Solution

1. Step 1: Write the proportion equation
   10,308.87 : 14,225.03 = 5,771.79 : x
2. Step 2: Convert to fraction form
   10,308.87/14,225.03 = 5,771.79/x
3. Step 3: Cross multiply
   10,308.87x = 14,225.03 × 5,771.79
4. Step 4: Simplify right side
   10,308.87x = 82,103,857.04
5. Step 5: Solve for x
   x = 82,103,857.04/10,308.87
6. Step 6: Final answer
   x = 7,964.39