Finding the Third Proportional to 450,288 and 713,016

Step by Step Solution

1. Step 1: Write the proportion equation
   450,288 : 713,016 = 713,016 : x
2. Step 2: Convert to fraction form
   450,288/713,016 = 713,016/x
3. Step 3: Cross multiply
   450,288x = 713,016 × 713,016
4. Step 4: Simplify right side
   450,288x = 508,391,816,256
5. Step 5: Solve for x
   x = 508,391,816,256/450,288
6. Step 6: Final answer
   x = 1,129,037.01