Finding the Third Proportional to 3,939,204 and 8,568,588

Step by Step Solution

1. Step 1: Write the proportion equation
   3,939,204 : 8,568,588 = 8,568,588 : x
2. Step 2: Convert to fraction form
   3,939,204/8,568,588 = 8,568,588/x
3. Step 3: Cross multiply
   3,939,204x = 8,568,588 × 8,568,588
4. Step 4: Simplify right side
   3,939,204x = 73,420,700,313,744
5. Step 5: Solve for x
   x = 73,420,700,313,744/3,939,204
6. Step 6: Final answer
   x = 18,638,461.05