Finding the Third Proportional to 410,839 and 897,287

Step by Step Solution

1. Step 1: Write the proportion equation
   410,839 : 897,287 = 897,287 : x
2. Step 2: Convert to fraction form
   410,839/897,287 = 897,287/x
3. Step 3: Cross multiply
   410,839x = 897,287 × 897,287
4. Step 4: Simplify right side
   410,839x = 805,123,960,369
5. Step 5: Solve for x
   x = 805,123,960,369/410,839
6. Step 6: Final answer
   x = 1,959,706.75