Finding the Third Proportional to 815,882 and 1,146,912

Step by Step Solution

1. Step 1: Write the proportion equation
   815,882 : 1,146,912 = 1,146,912 : x
2. Step 2: Convert to fraction form
   815,882/1,146,912 = 1,146,912/x
3. Step 3: Cross multiply
   815,882x = 1,146,912 × 1,146,912
4. Step 4: Simplify right side
   815,882x = 1,315,407,135,744
5. Step 5: Solve for x
   x = 1,315,407,135,744/815,882
6. Step 6: Final answer
   x = 1,612,251.69