Finding the Third Proportional to 613,456.50 and 936,792

Step by Step Solution

1. Step 1: Write the proportion equation
   613,456.50 : 936,792 = 936,792 : x
2. Step 2: Convert to fraction form
   613,456.50/936,792 = 936,792/x
3. Step 3: Cross multiply
   613,456.50x = 936,792 × 936,792
4. Step 4: Simplify right side
   613,456.50x = 877,579,251,264
5. Step 5: Solve for x
   x = 877,579,251,264/613,456.50
6. Step 6: Final answer
   x = 1,430,548.46