Finding the Fourth Proportional to 2,658.61, 3,669.06 and 1,479.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,658.61 : 3,669.06 = 1,479.69 : x
2. Step 2: Convert to fraction form
   2,658.61/3,669.06 = 1,479.69/x
3. Step 3: Cross multiply
   2,658.61x = 3,669.06 × 1,479.69
4. Step 4: Simplify right side
   2,658.61x = 5,429,071.39
5. Step 5: Solve for x
   x = 5,429,071.39/2,658.61
6. Step 6: Final answer
   x = 2,042.07