Finding the Fourth Proportional to 2,434.72, 3,356.40 and 1,734.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,434.72 : 3,356.40 = 1,734.88 : x
2. Step 2: Convert to fraction form
   2,434.72/3,356.40 = 1,734.88/x
3. Step 3: Cross multiply
   2,434.72x = 3,356.40 × 1,734.88
4. Step 4: Simplify right side
   2,434.72x = 5,822,951.23
5. Step 5: Solve for x
   x = 5,822,951.23/2,434.72
6. Step 6: Final answer
   x = 2,391.63