Finding the Third Proportional to 810,238 and 1,766,268

Step by Step Solution

1. Step 1: Write the proportion equation
   810,238 : 1,766,268 = 1,766,268 : x
2. Step 2: Convert to fraction form
   810,238/1,766,268 = 1,766,268/x
3. Step 3: Cross multiply
   810,238x = 1,766,268 × 1,766,268
4. Step 4: Simplify right side
   810,238x = 3,119,702,647,824
5. Step 5: Solve for x
   x = 3,119,702,647,824/810,238
6. Step 6: Final answer
   x = 3,850,353.41