Finding the Third Proportional to 629,256 and 1,369,088

Step by Step Solution

1. Step 1: Write the proportion equation
   629,256 : 1,369,088 = 1,369,088 : x
2. Step 2: Convert to fraction form
   629,256/1,369,088 = 1,369,088/x
3. Step 3: Cross multiply
   629,256x = 1,369,088 × 1,369,088
4. Step 4: Simplify right side
   629,256x = 1,874,401,951,744
5. Step 5: Solve for x
   x = 1,874,401,951,744/629,256
6. Step 6: Final answer
   x = 2,978,758.97