Finding the Fourth Proportional to 6,083.48, 8,389.49 and 3,956.78

Step by Step Solution

1. Step 1: Write the proportion equation
   6,083.48 : 8,389.49 = 3,956.78 : x
2. Step 2: Convert to fraction form
   6,083.48/8,389.49 = 3,956.78/x
3. Step 3: Cross multiply
   6,083.48x = 8,389.49 × 3,956.78
4. Step 4: Simplify right side
   6,083.48x = 33,195,367.43
5. Step 5: Solve for x
   x = 33,195,367.43/6,083.48
6. Step 6: Final answer
   x = 5,456.64