Finding the Third Proportional to 815,754 and 1,762,728

Step by Step Solution

1. Step 1: Write the proportion equation
   815,754 : 1,762,728 = 1,762,728 : x
2. Step 2: Convert to fraction form
   815,754/1,762,728 = 1,762,728/x
3. Step 3: Cross multiply
   815,754x = 1,762,728 × 1,762,728
4. Step 4: Simplify right side
   815,754x = 3,107,210,001,984
5. Step 5: Solve for x
   x = 3,107,210,001,984/815,754
6. Step 6: Final answer
   x = 3,809,003.70