Finding the Fourth Proportional to 2,456.88, 3,684.71 and 1,531.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,456.88 : 3,684.71 = 1,531.96 : x
2. Step 2: Convert to fraction form
   2,456.88/3,684.71 = 1,531.96/x
3. Step 3: Cross multiply
   2,456.88x = 3,684.71 × 1,531.96
4. Step 4: Simplify right side
   2,456.88x = 5,644,802.25
5. Step 5: Solve for x
   x = 5,644,802.25/2,456.88
6. Step 6: Final answer
   x = 2,297.55