Finding the Third Proportional to 713,904 and 1,105,419

Step by Step Solution

1. Step 1: Write the proportion equation
   713,904 : 1,105,419 = 1,105,419 : x
2. Step 2: Convert to fraction form
   713,904/1,105,419 = 1,105,419/x
3. Step 3: Cross multiply
   713,904x = 1,105,419 × 1,105,419
4. Step 4: Simplify right side
   713,904x = 1,221,951,165,561
5. Step 5: Solve for x
   x = 1,221,951,165,561/713,904
6. Step 6: Final answer
   x = 1,711,646.34