Finding the Fourth Proportional to 2,734.97, 4,103.06 and 1,418.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,734.97 : 4,103.06 = 1,418.31 : x
2. Step 2: Convert to fraction form
   2,734.97/4,103.06 = 1,418.31/x
3. Step 3: Cross multiply
   2,734.97x = 4,103.06 × 1,418.31
4. Step 4: Simplify right side
   2,734.97x = 5,819,403.94
5. Step 5: Solve for x
   x = 5,819,403.94/2,734.97
6. Step 6: Final answer
   x = 2,127.78