Finding the Third Proportional to 1,198,826 and 2,568,646

Step by Step Solution

1. Step 1: Write the proportion equation
   1,198,826 : 2,568,646 = 2,568,646 : x
2. Step 2: Convert to fraction form
   1,198,826/2,568,646 = 2,568,646/x
3. Step 3: Cross multiply
   1,198,826x = 2,568,646 × 2,568,646
4. Step 4: Simplify right side
   1,198,826x = 6,597,942,273,316
5. Step 5: Solve for x
   x = 6,597,942,273,316/1,198,826
6. Step 6: Final answer
   x = 5,503,669.65