Finding the Fourth Proportional to 6,796.74, 9,379.60 and 3,964.04

Step by Step Solution

1. Step 1: Write the proportion equation
   6,796.74 : 9,379.60 = 3,964.04 : x
2. Step 2: Convert to fraction form
   6,796.74/9,379.60 = 3,964.04/x
3. Step 3: Cross multiply
   6,796.74x = 9,379.60 × 3,964.04
4. Step 4: Simplify right side
   6,796.74x = 37,181,109.58
5. Step 5: Solve for x
   x = 37,181,109.58/6,796.74
6. Step 6: Final answer
   x = 5,470.43