Finding the Third Proportional to 621,882 and 1,283,022

Step by Step Solution

1. Step 1: Write the proportion equation
   621,882 : 1,283,022 = 1,283,022 : x
2. Step 2: Convert to fraction form
   621,882/1,283,022 = 1,283,022/x
3. Step 3: Cross multiply
   621,882x = 1,283,022 × 1,283,022
4. Step 4: Simplify right side
   621,882x = 1,646,145,452,484
5. Step 5: Solve for x
   x = 1,646,145,452,484/621,882
6. Step 6: Final answer
   x = 2,647,038.27