Finding the Third Proportional to 668,786 and 1,036,714

Step by Step Solution

1. Step 1: Write the proportion equation
   668,786 : 1,036,714 = 1,036,714 : x
2. Step 2: Convert to fraction form
   668,786/1,036,714 = 1,036,714/x
3. Step 3: Cross multiply
   668,786x = 1,036,714 × 1,036,714
4. Step 4: Simplify right side
   668,786x = 1,074,775,917,796
5. Step 5: Solve for x
   x = 1,074,775,917,796/668,786
6. Step 6: Final answer
   x = 1,607,055.05