Finding the Third Proportional to 1,198,836 and 2,618,568

Step by Step Solution

1. Step 1: Write the proportion equation
   1,198,836 : 2,618,568 = 2,618,568 : x
2. Step 2: Convert to fraction form
   1,198,836/2,618,568 = 2,618,568/x
3. Step 3: Cross multiply
   1,198,836x = 2,618,568 × 2,618,568
4. Step 4: Simplify right side
   1,198,836x = 6,856,898,370,624
5. Step 5: Solve for x
   x = 6,856,898,370,624/1,198,836
6. Step 6: Final answer
   x = 5,719,630.02