Finding the Fourth Proportional to 5,401.98, 8,103.51 and 2,481.12

Step by Step Solution

1. Step 1: Write the proportion equation
   5,401.98 : 8,103.51 = 2,481.12 : x
2. Step 2: Convert to fraction form
   5,401.98/8,103.51 = 2,481.12/x
3. Step 3: Cross multiply
   5,401.98x = 8,103.51 × 2,481.12
4. Step 4: Simplify right side
   5,401.98x = 20,105,780.73
5. Step 5: Solve for x
   x = 20,105,780.73/5,401.98
6. Step 6: Final answer
   x = 3,721.93