Finding the Fourth Proportional to 6,356.38, 8,769.78 and 3,839.30

Step by Step Solution

1. Step 1: Write the proportion equation
   6,356.38 : 8,769.78 = 3,839.30 : x
2. Step 2: Convert to fraction form
   6,356.38/8,769.78 = 3,839.30/x
3. Step 3: Cross multiply
   6,356.38x = 8,769.78 × 3,839.30
4. Step 4: Simplify right side
   6,356.38x = 33,669,816.35
5. Step 5: Solve for x
   x = 33,669,816.35/6,356.38
6. Step 6: Final answer
   x = 5,297.01