Finding the Fourth Proportional to 3,959.57, 5,468.69 and 2,698.46

Step by Step Solution

1. Step 1: Write the proportion equation
   3,959.57 : 5,468.69 = 2,698.46 : x
2. Step 2: Convert to fraction form
   3,959.57/5,468.69 = 2,698.46/x
3. Step 3: Cross multiply
   3,959.57x = 5,468.69 × 2,698.46
4. Step 4: Simplify right side
   3,959.57x = 14,757,061.64
5. Step 5: Solve for x
   x = 14,757,061.64/3,959.57
6. Step 6: Final answer
   x = 3,726.94