Finding the Fourth Proportional to 10,391.26, 14,339.92 and 5,675.54

Step by Step Solution

1. Step 1: Write the proportion equation
   10,391.26 : 14,339.92 = 5,675.54 : x
2. Step 2: Convert to fraction form
   10,391.26/14,339.92 = 5,675.54/x
3. Step 3: Cross multiply
   10,391.26x = 14,339.92 × 5,675.54
4. Step 4: Simplify right side
   10,391.26x = 81,386,789.56
5. Step 5: Solve for x
   x = 81,386,789.56/10,391.26
6. Step 6: Final answer
   x = 7,832.23