Finding the Third Proportional to 401,162 and 854,308

Step by Step Solution

1. Step 1: Write the proportion equation
   401,162 : 854,308 = 854,308 : x
2. Step 2: Convert to fraction form
   401,162/854,308 = 854,308/x
3. Step 3: Cross multiply
   401,162x = 854,308 × 854,308
4. Step 4: Simplify right side
   401,162x = 729,842,158,864
5. Step 5: Solve for x
   x = 729,842,158,864/401,162
6. Step 6: Final answer
   x = 1,819,320.27