Finding the Fourth Proportional to 5,425.47, 8,139.15 and 1,727.82

Step by Step Solution

1. Step 1: Write the proportion equation
   5,425.47 : 8,139.15 = 1,727.82 : x
2. Step 2: Convert to fraction form
   5,425.47/8,139.15 = 1,727.82/x
3. Step 3: Cross multiply
   5,425.47x = 8,139.15 × 1,727.82
4. Step 4: Simplify right side
   5,425.47x = 14,062,986.15
5. Step 5: Solve for x
   x = 14,062,986.15/5,425.47
6. Step 6: Final answer
   x = 2,592.03