Finding the Third Proportional to 668,016 and 1,018,872

Step by Step Solution

1. Step 1: Write the proportion equation
   668,016 : 1,018,872 = 1,018,872 : x
2. Step 2: Convert to fraction form
   668,016/1,018,872 = 1,018,872/x
3. Step 3: Cross multiply
   668,016x = 1,018,872 × 1,018,872
4. Step 4: Simplify right side
   668,016x = 1,038,100,152,384
5. Step 5: Solve for x
   x = 1,038,100,152,384/668,016
6. Step 6: Final answer
   x = 1,554,004.92