Finding the Third Proportional to 411,196 and 616,792

Step by Step Solution

1. Step 1: Write the proportion equation
   411,196 : 616,792 = 616,792 : x
2. Step 2: Convert to fraction form
   411,196/616,792 = 616,792/x
3. Step 3: Cross multiply
   411,196x = 616,792 × 616,792
4. Step 4: Simplify right side
   411,196x = 380,432,371,264
5. Step 5: Solve for x
   x = 380,432,371,264/411,196
6. Step 6: Final answer
   x = 925,185.00