Finding the Fourth Proportional to 4,389.43, 6,061.35 and 4,083.25

Step by Step Solution

1. Step 1: Write the proportion equation
   4,389.43 : 6,061.35 = 4,083.25 : x
2. Step 2: Convert to fraction form
   4,389.43/6,061.35 = 4,083.25/x
3. Step 3: Cross multiply
   4,389.43x = 6,061.35 × 4,083.25
4. Step 4: Simplify right side
   4,389.43x = 24,750,007.39
5. Step 5: Solve for x
   x = 24,750,007.39/4,389.43
6. Step 6: Final answer
   x = 5,638.55