Finding the Fourth Proportional to 2,517.26, 3,473.82 and 1,398.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,517.26 : 3,473.82 = 1,398.27 : x
2. Step 2: Convert to fraction form
   2,517.26/3,473.82 = 1,398.27/x
3. Step 3: Cross multiply
   2,517.26x = 3,473.82 × 1,398.27
4. Step 4: Simplify right side
   2,517.26x = 4,857,351.32
5. Step 5: Solve for x
   x = 4,857,351.32/2,517.26
6. Step 6: Final answer
   x = 1,929.62