Finding the Third Proportional to 443,834 and 628,014

Step by Step Solution

1. Step 1: Write the proportion equation
   443,834 : 628,014 = 628,014 : x
2. Step 2: Convert to fraction form
   443,834/628,014 = 628,014/x
3. Step 3: Cross multiply
   443,834x = 628,014 × 628,014
4. Step 4: Simplify right side
   443,834x = 394,401,584,196
5. Step 5: Solve for x
   x = 394,401,584,196/443,834
6. Step 6: Final answer
   x = 888,624.09