Finding the Fourth Proportional to 3,850.52, 5,745.53 and 3,615.41

Step by Step Solution

1. Step 1: Write the proportion equation
   3,850.52 : 5,745.53 = 3,615.41 : x
2. Step 2: Convert to fraction form
   3,850.52/5,745.53 = 3,615.41/x
3. Step 3: Cross multiply
   3,850.52x = 5,745.53 × 3,615.41
4. Step 4: Simplify right side
   3,850.52x = 20,772,399.81
5. Step 5: Solve for x
   x = 20,772,399.81/3,850.52
6. Step 6: Final answer
   x = 5,394.71