Finding the Fourth Proportional to 2,962.04, 4,086.34 and 2,078.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,962.04 : 4,086.34 = 2,078.42 : x
2. Step 2: Convert to fraction form
   2,962.04/4,086.34 = 2,078.42/x
3. Step 3: Cross multiply
   2,962.04x = 4,086.34 × 2,078.42
4. Step 4: Simplify right side
   2,962.04x = 8,493,105.16
5. Step 5: Solve for x
   x = 8,493,105.16/2,962.04
6. Step 6: Final answer
   x = 2,867.32