Finding the Fourth Proportional to 6,778.34, 10,165.98 and 3,443.22

Step by Step Solution

1. Step 1: Write the proportion equation
   6,778.34 : 10,165.98 = 3,443.22 : x
2. Step 2: Convert to fraction form
   6,778.34/10,165.98 = 3,443.22/x
3. Step 3: Cross multiply
   6,778.34x = 10,165.98 × 3,443.22
4. Step 4: Simplify right side
   6,778.34x = 35,003,705.66
5. Step 5: Solve for x
   x = 35,003,705.66/6,778.34
6. Step 6: Final answer
   x = 5,164.05