Finding the Fourth Proportional to 2,658.72, 3,668.96 and 1,479.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,658.72 : 3,668.96 = 1,479.76 : x
2. Step 2: Convert to fraction form
   2,658.72/3,668.96 = 1,479.76/x
3. Step 3: Cross multiply
   2,658.72x = 3,668.96 × 1,479.76
4. Step 4: Simplify right side
   2,658.72x = 5,429,180.25
5. Step 5: Solve for x
   x = 5,429,180.25/2,658.72
6. Step 6: Final answer
   x = 2,042.03