Finding the Fourth Proportional to 6,710.70, 10,067.76 and 3,423.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,710.70 : 10,067.76 = 3,423.72 : x
2. Step 2: Convert to fraction form
   6,710.70/10,067.76 = 3,423.72/x
3. Step 3: Cross multiply
   6,710.70x = 10,067.76 × 3,423.72
4. Step 4: Simplify right side
   6,710.70x = 34,469,191.27
5. Step 5: Solve for x
   x = 34,469,191.27/6,710.70
6. Step 6: Final answer
   x = 5,136.45