Finding the Third Proportional to 629,144 and 1,357,936

Step by Step Solution

1. Step 1: Write the proportion equation
   629,144 : 1,357,936 = 1,357,936 : x
2. Step 2: Convert to fraction form
   629,144/1,357,936 = 1,357,936/x
3. Step 3: Cross multiply
   629,144x = 1,357,936 × 1,357,936
4. Step 4: Simplify right side
   629,144x = 1,843,990,180,096
5. Step 5: Solve for x
   x = 1,843,990,180,096/629,144
6. Step 6: Final answer
   x = 2,930,950.91