Finding the Third Proportional to 815,912 and 1,146,952

Step by Step Solution

1. Step 1: Write the proportion equation
   815,912 : 1,146,952 = 1,146,952 : x
2. Step 2: Convert to fraction form
   815,912/1,146,952 = 1,146,952/x
3. Step 3: Cross multiply
   815,912x = 1,146,952 × 1,146,952
4. Step 4: Simplify right side
   815,912x = 1,315,498,890,304
5. Step 5: Solve for x
   x = 1,315,498,890,304/815,912
6. Step 6: Final answer
   x = 1,612,304.87