Finding the Third Proportional to 664,607 and 1,451,018

Step by Step Solution

1. Step 1: Write the proportion equation
   664,607 : 1,451,018 = 1,451,018 : x
2. Step 2: Convert to fraction form
   664,607/1,451,018 = 1,451,018/x
3. Step 3: Cross multiply
   664,607x = 1,451,018 × 1,451,018
4. Step 4: Simplify right side
   664,607x = 2,105,453,236,324
5. Step 5: Solve for x
   x = 2,105,453,236,324/664,607
6. Step 6: Final answer
   x = 3,167,967.29