Finding the Fourth Proportional to 10,266.20, 14,167.37 and 5,550.49

Step by Step Solution

1. Step 1: Write the proportion equation
   10,266.20 : 14,167.37 = 5,550.49 : x
2. Step 2: Convert to fraction form
   10,266.20/14,167.37 = 5,550.49/x
3. Step 3: Cross multiply
   10,266.20x = 14,167.37 × 5,550.49
4. Step 4: Simplify right side
   10,266.20x = 78,635,766.18
5. Step 5: Solve for x
   x = 78,635,766.18/10,266.20
6. Step 6: Final answer
   x = 7,659.67