Finding the Third Proportional to 584,208 and 1,243,744

Step by Step Solution

1. Step 1: Write the proportion equation
   584,208 : 1,243,744 = 1,243,744 : x
2. Step 2: Convert to fraction form
   584,208/1,243,744 = 1,243,744/x
3. Step 3: Cross multiply
   584,208x = 1,243,744 × 1,243,744
4. Step 4: Simplify right side
   584,208x = 1,546,899,137,536
5. Step 5: Solve for x
   x = 1,546,899,137,536/584,208
6. Step 6: Final answer
   x = 2,647,856.82