Finding the Fourth Proportional to 6,105.72, 8,426.67 and 3,417.09

Step by Step Solution

1. Step 1: Write the proportion equation
   6,105.72 : 8,426.67 = 3,417.09 : x
2. Step 2: Convert to fraction form
   6,105.72/8,426.67 = 3,417.09/x
3. Step 3: Cross multiply
   6,105.72x = 8,426.67 × 3,417.09
4. Step 4: Simplify right side
   6,105.72x = 28,794,689.79
5. Step 5: Solve for x
   x = 28,794,689.79/6,105.72
6. Step 6: Final answer
   x = 4,716.02