Finding the Third Proportional to 713,556 and 1,105,472

Step by Step Solution

1. Step 1: Write the proportion equation
   713,556 : 1,105,472 = 1,105,472 : x
2. Step 2: Convert to fraction form
   713,556/1,105,472 = 1,105,472/x
3. Step 3: Cross multiply
   713,556x = 1,105,472 × 1,105,472
4. Step 4: Simplify right side
   713,556x = 1,222,068,342,784
5. Step 5: Solve for x
   x = 1,222,068,342,784/713,556
6. Step 6: Final answer
   x = 1,712,645.32