Finding the Fourth Proportional to 3,036.82, 4,178.28 and 2,949.34

Step by Step Solution

1. Step 1: Write the proportion equation
   3,036.82 : 4,178.28 = 2,949.34 : x
2. Step 2: Convert to fraction form
   3,036.82/4,178.28 = 2,949.34/x
3. Step 3: Cross multiply
   3,036.82x = 4,178.28 × 2,949.34
4. Step 4: Simplify right side
   3,036.82x = 12,323,168.34
5. Step 5: Solve for x
   x = 12,323,168.34/3,036.82
6. Step 6: Final answer
   x = 4,057.92