Finding the Third Proportional to 1,568,870 and 2,209,266

Step by Step Solution

1. Step 1: Write the proportion equation
   1,568,870 : 2,209,266 = 2,209,266 : x
2. Step 2: Convert to fraction form
   1,568,870/2,209,266 = 2,209,266/x
3. Step 3: Cross multiply
   1,568,870x = 2,209,266 × 2,209,266
4. Step 4: Simplify right side
   1,568,870x = 4,880,856,258,756
5. Step 5: Solve for x
   x = 4,880,856,258,756/1,568,870
6. Step 6: Final answer
   x = 3,111,064.82