Finding the Fourth Proportional to 2,963.04, 4,087.72 and 2,079.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,963.04 : 4,087.72 = 2,079.42 : x
2. Step 2: Convert to fraction form
   2,963.04/4,087.72 = 2,079.42/x
3. Step 3: Cross multiply
   2,963.04x = 4,087.72 × 2,079.42
4. Step 4: Simplify right side
   2,963.04x = 8,500,086.72
5. Step 5: Solve for x
   x = 8,500,086.72/2,963.04
6. Step 6: Final answer
   x = 2,868.70