Finding the Third Proportional to 422,118 and 923,058

Step by Step Solution

1. Step 1: Write the proportion equation
   422,118 : 923,058 = 923,058 : x
2. Step 2: Convert to fraction form
   422,118/923,058 = 923,058/x
3. Step 3: Cross multiply
   422,118x = 923,058 × 923,058
4. Step 4: Simplify right side
   422,118x = 852,036,071,364
5. Step 5: Solve for x
   x = 852,036,071,364/422,118
6. Step 6: Final answer
   x = 2,018,478.41