Finding the Third Proportional to 267,721.50 and 582,099

Step by Step Solution

1. Step 1: Write the proportion equation
   267,721.50 : 582,099 = 582,099 : x
2. Step 2: Convert to fraction form
   267,721.50/582,099 = 582,099/x
3. Step 3: Cross multiply
   267,721.50x = 582,099 × 582,099
4. Step 4: Simplify right side
   267,721.50x = 338,839,245,801
5. Step 5: Solve for x
   x = 338,839,245,801/267,721.50
6. Step 6: Final answer
   x = 1,265,640.77