Finding the Fourth Proportional to 10,266.45, 14,167.70 and 5,550.73

Step by Step Solution

1. Step 1: Write the proportion equation
   10,266.45 : 14,167.70 = 5,550.73 : x
2. Step 2: Convert to fraction form
   10,266.45/14,167.70 = 5,550.73/x
3. Step 3: Cross multiply
   10,266.45x = 14,167.70 × 5,550.73
4. Step 4: Simplify right side
   10,266.45x = 78,641,077.42
5. Step 5: Solve for x
   x = 78,641,077.42/10,266.45
6. Step 6: Final answer
   x = 7,660.01