Finding the Fourth Proportional to 3,858.21, 5,794.38 and 3,532.89

Step by Step Solution

1. Step 1: Write the proportion equation
   3,858.21 : 5,794.38 = 3,532.89 : x
2. Step 2: Convert to fraction form
   3,858.21/5,794.38 = 3,532.89/x
3. Step 3: Cross multiply
   3,858.21x = 5,794.38 × 3,532.89
4. Step 4: Simplify right side
   3,858.21x = 20,470,907.16
5. Step 5: Solve for x
   x = 20,470,907.16/3,858.21
6. Step 6: Final answer
   x = 5,305.80