Finding the Third Proportional to 3,682,420 and 7,876,568

Step by Step Solution

1. Step 1: Write the proportion equation
   3,682,420 : 7,876,568 = 7,876,568 : x
2. Step 2: Convert to fraction form
   3,682,420/7,876,568 = 7,876,568/x
3. Step 3: Cross multiply
   3,682,420x = 7,876,568 × 7,876,568
4. Step 4: Simplify right side
   3,682,420x = 62,040,323,458,624
5. Step 5: Solve for x
   x = 62,040,323,458,624/3,682,420
6. Step 6: Final answer
   x = 16,847,704.35