Finding the Fourth Proportional to 2,517.27, 3,473.72 and 1,398.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,517.27 : 3,473.72 = 1,398.29 : x
2. Step 2: Convert to fraction form
   2,517.27/3,473.72 = 1,398.29/x
3. Step 3: Cross multiply
   2,517.27x = 3,473.72 × 1,398.29
4. Step 4: Simplify right side
   2,517.27x = 4,857,250.57
5. Step 5: Solve for x
   x = 4,857,250.57/2,517.27
6. Step 6: Final answer
   x = 1,929.57