Finding the Third Proportional to 831,948 and 1,189,728

Step by Step Solution

1. Step 1: Write the proportion equation
   831,948 : 1,189,728 = 1,189,728 : x
2. Step 2: Convert to fraction form
   831,948/1,189,728 = 1,189,728/x
3. Step 3: Cross multiply
   831,948x = 1,189,728 × 1,189,728
4. Step 4: Simplify right side
   831,948x = 1,415,452,713,984
5. Step 5: Solve for x
   x = 1,415,452,713,984/831,948
6. Step 6: Final answer
   x = 1,701,371.62