Finding the Third Proportional to 728,674 and 1,018,967

Step by Step Solution

1. Step 1: Write the proportion equation
   728,674 : 1,018,967 = 1,018,967 : x
2. Step 2: Convert to fraction form
   728,674/1,018,967 = 1,018,967/x
3. Step 3: Cross multiply
   728,674x = 1,018,967 × 1,018,967
4. Step 4: Simplify right side
   728,674x = 1,038,293,747,089
5. Step 5: Solve for x
   x = 1,038,293,747,089/728,674
6. Step 6: Final answer
   x = 1,424,908.46