Finding the Third Proportional to 327,863 and 772,850.50

Step by Step Solution

1. Step 1: Write the proportion equation
   327,863 : 772,850.50 = 772,850.50 : x
2. Step 2: Convert to fraction form
   327,863/772,850.50 = 772,850.50/x
3. Step 3: Cross multiply
   327,863x = 772,850.50 × 772,850.50
4. Step 4: Simplify right side
   327,863x = 597,297,895,350.25
5. Step 5: Solve for x
   x = 597,297,895,350.25/327,863
6. Step 6: Final answer
   x = 1,821,791.10