Finding the Fourth Proportional to 3,540.31, 5,304.56 and 2,498.59

Step by Step Solution

1. Step 1: Write the proportion equation
   3,540.31 : 5,304.56 = 2,498.59 : x
2. Step 2: Convert to fraction form
   3,540.31/5,304.56 = 2,498.59/x
3. Step 3: Cross multiply
   3,540.31x = 5,304.56 × 2,498.59
4. Step 4: Simplify right side
   3,540.31x = 13,253,908.08
5. Step 5: Solve for x
   x = 13,253,908.08/3,540.31
6. Step 6: Final answer
   x = 3,743.71