Finding the Third Proportional to 641,719 and 1,366,022

Step by Step Solution

1. Step 1: Write the proportion equation
   641,719 : 1,366,022 = 1,366,022 : x
2. Step 2: Convert to fraction form
   641,719/1,366,022 = 1,366,022/x
3. Step 3: Cross multiply
   641,719x = 1,366,022 × 1,366,022
4. Step 4: Simplify right side
   641,719x = 1,866,016,104,484
5. Step 5: Solve for x
   x = 1,866,016,104,484/641,719
6. Step 6: Final answer
   x = 2,907,839.89