Finding the Third Proportional to 589,388 and 900,996

Step by Step Solution

1. Step 1: Write the proportion equation
   589,388 : 900,996 = 900,996 : x
2. Step 2: Convert to fraction form
   589,388/900,996 = 900,996/x
3. Step 3: Cross multiply
   589,388x = 900,996 × 900,996
4. Step 4: Simplify right side
   589,388x = 811,793,792,016
5. Step 5: Solve for x
   x = 811,793,792,016/589,388
6. Step 6: Final answer
   x = 1,377,350.39