Finding the Third Proportional to 686,852 and 1,510,732

Step by Step Solution

1. Step 1: Write the proportion equation
   686,852 : 1,510,732 = 1,510,732 : x
2. Step 2: Convert to fraction form
   686,852/1,510,732 = 1,510,732/x
3. Step 3: Cross multiply
   686,852x = 1,510,732 × 1,510,732
4. Step 4: Simplify right side
   686,852x = 2,282,311,175,824
5. Step 5: Solve for x
   x = 2,282,311,175,824/686,852
6. Step 6: Final answer
   x = 3,322,857.29