Finding the Fourth Proportional to 3,429.94, 5,142.02 and 2,744.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,429.94 : 5,142.02 = 2,744.50 : x
2. Step 2: Convert to fraction form
   3,429.94/5,142.02 = 2,744.50/x
3. Step 3: Cross multiply
   3,429.94x = 5,142.02 × 2,744.50
4. Step 4: Simplify right side
   3,429.94x = 14,112,273.89
5. Step 5: Solve for x
   x = 14,112,273.89/3,429.94
6. Step 6: Final answer
   x = 4,114.44