Finding the Third Proportional to 632,500 and 978,306.50

Step by Step Solution

1. Step 1: Write the proportion equation
   632,500 : 978,306.50 = 978,306.50 : x
2. Step 2: Convert to fraction form
   632,500/978,306.50 = 978,306.50/x
3. Step 3: Cross multiply
   632,500x = 978,306.50 × 978,306.50
4. Step 4: Simplify right side
   632,500x = 957,083,607,942.25
5. Step 5: Solve for x
   x = 957,083,607,942.25/632,500
6. Step 6: Final answer
   x = 1,513,175.66