Finding the Third Proportional to 123,792 and 270,000

Step by Step Solution

1. Step 1: Write the proportion equation
   123,792 : 270,000 = 270,000 : x
2. Step 2: Convert to fraction form
   123,792/270,000 = 270,000/x
3. Step 3: Cross multiply
   123,792x = 270,000 × 270,000
4. Step 4: Simplify right side
   123,792x = 72,900,000,000
5. Step 5: Solve for x
   x = 72,900,000,000/123,792
6. Step 6: Final answer
   x = 588,891.04