Finding the Third Proportional to 500,663 and 1,042,762

Step by Step Solution

1. Step 1: Write the proportion equation
   500,663 : 1,042,762 = 1,042,762 : x
2. Step 2: Convert to fraction form
   500,663/1,042,762 = 1,042,762/x
3. Step 3: Cross multiply
   500,663x = 1,042,762 × 1,042,762
4. Step 4: Simplify right side
   500,663x = 1,087,352,588,644
5. Step 5: Solve for x
   x = 1,087,352,588,644/500,663
6. Step 6: Final answer
   x = 2,171,825.34