Finding the Fourth Proportional to 3,854.54, 5,753.91 and 3,387.45

Step by Step Solution

1. Step 1: Write the proportion equation
   3,854.54 : 5,753.91 = 3,387.45 : x
2. Step 2: Convert to fraction form
   3,854.54/5,753.91 = 3,387.45/x
3. Step 3: Cross multiply
   3,854.54x = 5,753.91 × 3,387.45
4. Step 4: Simplify right side
   3,854.54x = 19,491,082.43
5. Step 5: Solve for x
   x = 19,491,082.43/3,854.54
6. Step 6: Final answer
   x = 5,056.66