Finding the Fourth Proportional to 10,273.09, 14,176.89 and 5,557.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,273.09 : 14,176.89 = 5,557.42 : x
2. Step 2: Convert to fraction form
   10,273.09/14,176.89 = 5,557.42/x
3. Step 3: Cross multiply
   10,273.09x = 14,176.89 × 5,557.42
4. Step 4: Simplify right side
   10,273.09x = 78,786,932.02
5. Step 5: Solve for x
   x = 78,786,932.02/10,273.09
6. Step 6: Final answer
   x = 7,669.25