Finding the Third Proportional to 1,669,828 and 3,654,728

Step by Step Solution

1. Step 1: Write the proportion equation
   1,669,828 : 3,654,728 = 3,654,728 : x
2. Step 2: Convert to fraction form
   1,669,828/3,654,728 = 3,654,728/x
3. Step 3: Cross multiply
   1,669,828x = 3,654,728 × 3,654,728
4. Step 4: Simplify right side
   1,669,828x = 13,357,036,753,984
5. Step 5: Solve for x
   x = 13,357,036,753,984/1,669,828
6. Step 6: Final answer
   x = 7,999,049.46