Finding the Fourth Proportional to 5,146.54, 7,714.31 and 3,681.25

Step by Step Solution

1. Step 1: Write the proportion equation
   5,146.54 : 7,714.31 = 3,681.25 : x
2. Step 2: Convert to fraction form
   5,146.54/7,714.31 = 3,681.25/x
3. Step 3: Cross multiply
   5,146.54x = 7,714.31 × 3,681.25
4. Step 4: Simplify right side
   5,146.54x = 28,398,297.06
5. Step 5: Solve for x
   x = 28,398,297.06/5,146.54
6. Step 6: Final answer
   x = 5,517.94