Finding the Third Proportional to 644,996 and 1,008,042

Step by Step Solution

1. Step 1: Write the proportion equation
   644,996 : 1,008,042 = 1,008,042 : x
2. Step 2: Convert to fraction form
   644,996/1,008,042 = 1,008,042/x
3. Step 3: Cross multiply
   644,996x = 1,008,042 × 1,008,042
4. Step 4: Simplify right side
   644,996x = 1,016,148,673,764
5. Step 5: Solve for x
   x = 1,016,148,673,764/644,996
6. Step 6: Final answer
   x = 1,575,434.07