Finding the Third Proportional to 623,967 and 1,277,505

Step by Step Solution

1. Step 1: Write the proportion equation
   623,967 : 1,277,505 = 1,277,505 : x
2. Step 2: Convert to fraction form
   623,967/1,277,505 = 1,277,505/x
3. Step 3: Cross multiply
   623,967x = 1,277,505 × 1,277,505
4. Step 4: Simplify right side
   623,967x = 1,632,019,025,025
5. Step 5: Solve for x
   x = 1,632,019,025,025/623,967
6. Step 6: Final answer
   x = 2,615,553.43