Finding the Fourth Proportional to 6,634.72, 9,949.04 and 3,168.16

Step by Step Solution

1. Step 1: Write the proportion equation
   6,634.72 : 9,949.04 = 3,168.16 : x
2. Step 2: Convert to fraction form
   6,634.72/9,949.04 = 3,168.16/x
3. Step 3: Cross multiply
   6,634.72x = 9,949.04 × 3,168.16
4. Step 4: Simplify right side
   6,634.72x = 31,520,150.57
5. Step 5: Solve for x
   x = 31,520,150.57/6,634.72
6. Step 6: Final answer
   x = 4,750.79