Finding the Third Proportional to 854,504 and 1,328,412

Step by Step Solution

1. Step 1: Write the proportion equation
   854,504 : 1,328,412 = 1,328,412 : x
2. Step 2: Convert to fraction form
   854,504/1,328,412 = 1,328,412/x
3. Step 3: Cross multiply
   854,504x = 1,328,412 × 1,328,412
4. Step 4: Simplify right side
   854,504x = 1,764,678,441,744
5. Step 5: Solve for x
   x = 1,764,678,441,744/854,504
6. Step 6: Final answer
   x = 2,065,149.42