Finding the Fourth Proportional to 3,877.52, 5,351.82 and 2,551.35

Step by Step Solution

1. Step 1: Write the proportion equation
   3,877.52 : 5,351.82 = 2,551.35 : x
2. Step 2: Convert to fraction form
   3,877.52/5,351.82 = 2,551.35/x
3. Step 3: Cross multiply
   3,877.52x = 5,351.82 × 2,551.35
4. Step 4: Simplify right side
   3,877.52x = 13,654,365.96
5. Step 5: Solve for x
   x = 13,654,365.96/3,877.52
6. Step 6: Final answer
   x = 3,521.42