Finding the Fourth Proportional to 2,658.59, 3,668.81 and 1,479.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,658.59 : 3,668.81 = 1,479.68 : x
2. Step 2: Convert to fraction form
   2,658.59/3,668.81 = 1,479.68/x
3. Step 3: Cross multiply
   2,658.59x = 3,668.81 × 1,479.68
4. Step 4: Simplify right side
   2,658.59x = 5,428,639.04
5. Step 5: Solve for x
   x = 5,428,639.04/2,658.59
6. Step 6: Final answer
   x = 2,041.93