Finding the Third Proportional to 345,792 and 807,667

Step by Step Solution

1. Step 1: Write the proportion equation
   345,792 : 807,667 = 807,667 : x
2. Step 2: Convert to fraction form
   345,792/807,667 = 807,667/x
3. Step 3: Cross multiply
   345,792x = 807,667 × 807,667
4. Step 4: Simplify right side
   345,792x = 652,325,982,889
5. Step 5: Solve for x
   x = 652,325,982,889/345,792
6. Step 6: Final answer
   x = 1,886,469.27