Finding the Third Proportional to 458,792 and 987,892

Step by Step Solution

1. Step 1: Write the proportion equation
   458,792 : 987,892 = 987,892 : x
2. Step 2: Convert to fraction form
   458,792/987,892 = 987,892/x
3. Step 3: Cross multiply
   458,792x = 987,892 × 987,892
4. Step 4: Simplify right side
   458,792x = 975,930,603,664
5. Step 5: Solve for x
   x = 975,930,603,664/458,792
6. Step 6: Final answer
   x = 2,127,174.41