Finding the Fourth Proportional to 6,728.77, 10,086.67 and 3,443.41

Step by Step Solution

1. Step 1: Write the proportion equation
   6,728.77 : 10,086.67 = 3,443.41 : x
2. Step 2: Convert to fraction form
   6,728.77/10,086.67 = 3,443.41/x
3. Step 3: Cross multiply
   6,728.77x = 10,086.67 × 3,443.41
4. Step 4: Simplify right side
   6,728.77x = 34,732,540.34
5. Step 5: Solve for x
   x = 34,732,540.34/6,728.77
6. Step 6: Final answer
   x = 5,161.80