Finding the Fourth Proportional to 10,255.26, 14,152.24 and 5,539.54

Step by Step Solution

1. Step 1: Write the proportion equation
   10,255.26 : 14,152.24 = 5,539.54 : x
2. Step 2: Convert to fraction form
   10,255.26/14,152.24 = 5,539.54/x
3. Step 3: Cross multiply
   10,255.26x = 14,152.24 × 5,539.54
4. Step 4: Simplify right side
   10,255.26x = 78,396,899.57
5. Step 5: Solve for x
   x = 78,396,899.57/10,255.26
6. Step 6: Final answer
   x = 7,644.56