Finding the Fourth Proportional to 2,951.61, 4,404.39 and 2,689.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,951.61 : 4,404.39 = 2,689.62 : x
2. Step 2: Convert to fraction form
   2,951.61/4,404.39 = 2,689.62/x
3. Step 3: Cross multiply
   2,951.61x = 4,404.39 × 2,689.62
4. Step 4: Simplify right side
   2,951.61x = 11,846,151.95
5. Step 5: Solve for x
   x = 11,846,151.95/2,951.61
6. Step 6: Final answer
   x = 4,013.46