Finding the Third Proportional to 713,288 and 1,108,020

Step by Step Solution

1. Step 1: Write the proportion equation
   713,288 : 1,108,020 = 1,108,020 : x
2. Step 2: Convert to fraction form
   713,288/1,108,020 = 1,108,020/x
3. Step 3: Cross multiply
   713,288x = 1,108,020 × 1,108,020
4. Step 4: Simplify right side
   713,288x = 1,227,708,320,400
5. Step 5: Solve for x
   x = 1,227,708,320,400/713,288
6. Step 6: Final answer
   x = 1,721,195.81