Finding the Fourth Proportional to 3,711.94, 5,108.88 and 2,963.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,711.94 : 5,108.88 = 2,963.50 : x
2. Step 2: Convert to fraction form
   3,711.94/5,108.88 = 2,963.50/x
3. Step 3: Cross multiply
   3,711.94x = 5,108.88 × 2,963.50
4. Step 4: Simplify right side
   3,711.94x = 15,140,165.88
5. Step 5: Solve for x
   x = 15,140,165.88/3,711.94
6. Step 6: Final answer
   x = 4,078.77