Finding the Fourth Proportional to 3,086.62, 4,259.61 and 1,760.47

Step by Step Solution

1. Step 1: Write the proportion equation
   3,086.62 : 4,259.61 = 1,760.47 : x
2. Step 2: Convert to fraction form
   3,086.62/4,259.61 = 1,760.47/x
3. Step 3: Cross multiply
   3,086.62x = 4,259.61 × 1,760.47
4. Step 4: Simplify right side
   3,086.62x = 7,498,915.62
5. Step 5: Solve for x
   x = 7,498,915.62/3,086.62
6. Step 6: Final answer
   x = 2,429.49