Finding the Fourth Proportional to 3,868.34, 5,800.59 and 2,757.15

Step by Step Solution

1. Step 1: Write the proportion equation
   3,868.34 : 5,800.59 = 2,757.15 : x
2. Step 2: Convert to fraction form
   3,868.34/5,800.59 = 2,757.15/x
3. Step 3: Cross multiply
   3,868.34x = 5,800.59 × 2,757.15
4. Step 4: Simplify right side
   3,868.34x = 15,993,096.72
5. Step 5: Solve for x
   x = 15,993,096.72/3,868.34
6. Step 6: Final answer
   x = 4,134.36