Finding the Third Proportional to 1,236,623 and 1,967,145

Step by Step Solution

1. Step 1: Write the proportion equation
   1,236,623 : 1,967,145 = 1,967,145 : x
2. Step 2: Convert to fraction form
   1,236,623/1,967,145 = 1,967,145/x
3. Step 3: Cross multiply
   1,236,623x = 1,967,145 × 1,967,145
4. Step 4: Simplify right side
   1,236,623x = 3,869,659,451,025
5. Step 5: Solve for x
   x = 3,869,659,451,025/1,236,623
6. Step 6: Final answer
   x = 3,129,215.17