Finding the Fourth Proportional to 3,927.52, 5,419.37 and 2,512.47

Step by Step Solution

1. Step 1: Write the proportion equation
   3,927.52 : 5,419.37 = 2,512.47 : x
2. Step 2: Convert to fraction form
   3,927.52/5,419.37 = 2,512.47/x
3. Step 3: Cross multiply
   3,927.52x = 5,419.37 × 2,512.47
4. Step 4: Simplify right side
   3,927.52x = 13,616,004.54
5. Step 5: Solve for x
   x = 13,616,004.54/3,927.52
6. Step 6: Final answer
   x = 3,466.82