Finding the Fourth Proportional to 6,841.96, 9,440.72 and 3,969.65

Step by Step Solution

1. Step 1: Write the proportion equation
   6,841.96 : 9,440.72 = 3,969.65 : x
2. Step 2: Convert to fraction form
   6,841.96/9,440.72 = 3,969.65/x
3. Step 3: Cross multiply
   6,841.96x = 9,440.72 × 3,969.65
4. Step 4: Simplify right side
   6,841.96x = 37,476,354.15
5. Step 5: Solve for x
   x = 37,476,354.15/6,841.96
6. Step 6: Final answer
   x = 5,477.43