Finding the Third Proportional to 490,623 and 1,012,593

Step by Step Solution

1. Step 1: Write the proportion equation
   490,623 : 1,012,593 = 1,012,593 : x
2. Step 2: Convert to fraction form
   490,623/1,012,593 = 1,012,593/x
3. Step 3: Cross multiply
   490,623x = 1,012,593 × 1,012,593
4. Step 4: Simplify right side
   490,623x = 1,025,344,583,649
5. Step 5: Solve for x
   x = 1,025,344,583,649/490,623
6. Step 6: Final answer
   x = 2,089,882.83