Finding the Third Proportional to 208,728 and 446,971.50

Step by Step Solution

1. Step 1: Write the proportion equation
   208,728 : 446,971.50 = 446,971.50 : x
2. Step 2: Convert to fraction form
   208,728/446,971.50 = 446,971.50/x
3. Step 3: Cross multiply
   208,728x = 446,971.50 × 446,971.50
4. Step 4: Simplify right side
   208,728x = 199,783,521,812.25
5. Step 5: Solve for x
   x = 199,783,521,812.25/208,728
6. Step 6: Final answer
   x = 957,147.68