Finding the Third Proportional to 500,663 and 1,042,744

Step by Step Solution

1. Step 1: Write the proportion equation
   500,663 : 1,042,744 = 1,042,744 : x
2. Step 2: Convert to fraction form
   500,663/1,042,744 = 1,042,744/x
3. Step 3: Cross multiply
   500,663x = 1,042,744 × 1,042,744
4. Step 4: Simplify right side
   500,663x = 1,087,315,049,536
5. Step 5: Solve for x
   x = 1,087,315,049,536/500,663
6. Step 6: Final answer
   x = 2,171,750.36