Finding the Third Proportional to 187,932 and 394,316.25

Step by Step Solution

1. Step 1: Write the proportion equation
   187,932 : 394,316.25 = 394,316.25 : x
2. Step 2: Convert to fraction form
   187,932/394,316.25 = 394,316.25/x
3. Step 3: Cross multiply
   187,932x = 394,316.25 × 394,316.25
4. Step 4: Simplify right side
   187,932x = 155,485,305,014.06
5. Step 5: Solve for x
   x = 155,485,305,014.06/187,932
6. Step 6: Final answer
   x = 827,348.75