Finding the Third Proportional to 854,920 and 1,329,048

Step by Step Solution

1. Step 1: Write the proportion equation
   854,920 : 1,329,048 = 1,329,048 : x
2. Step 2: Convert to fraction form
   854,920/1,329,048 = 1,329,048/x
3. Step 3: Cross multiply
   854,920x = 1,329,048 × 1,329,048
4. Step 4: Simplify right side
   854,920x = 1,766,368,586,304
5. Step 5: Solve for x
   x = 1,766,368,586,304/854,920
6. Step 6: Final answer
   x = 2,066,121.49