Finding the Third Proportional to 162,016 and 355,896

Step by Step Solution

1. Step 1: Write the proportion equation
   162,016 : 355,896 = 355,896 : x
2. Step 2: Convert to fraction form
   162,016/355,896 = 355,896/x
3. Step 3: Cross multiply
   162,016x = 355,896 × 355,896
4. Step 4: Simplify right side
   162,016x = 126,661,962,816
5. Step 5: Solve for x
   x = 126,661,962,816/162,016
6. Step 6: Final answer
   x = 781,786.75