Finding the Fourth Proportional to 3,828.39, 5,745.01 and 3,590.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,828.39 : 5,745.01 = 3,590.25 : x
2. Step 2: Convert to fraction form
   3,828.39/5,745.01 = 3,590.25/x
3. Step 3: Cross multiply
   3,828.39x = 5,745.01 × 3,590.25
4. Step 4: Simplify right side
   3,828.39x = 20,626,022.15
5. Step 5: Solve for x
   x = 20,626,022.15/3,828.39
6. Step 6: Final answer
   x = 5,387.65