Finding the Fourth Proportional to 10,273.13, 14,176.86 and 5,557.31

Step by Step Solution

1. Step 1: Write the proportion equation
   10,273.13 : 14,176.86 = 5,557.31 : x
2. Step 2: Convert to fraction form
   10,273.13/14,176.86 = 5,557.31/x
3. Step 3: Cross multiply
   10,273.13x = 14,176.86 × 5,557.31
4. Step 4: Simplify right side
   10,273.13x = 78,785,205.85
5. Step 5: Solve for x
   x = 78,785,205.85/10,273.13
6. Step 6: Final answer
   x = 7,669.06