Finding the Third Proportional to 103,685 and 222,058

Step by Step Solution

1. Step 1: Write the proportion equation
   103,685 : 222,058 = 222,058 : x
2. Step 2: Convert to fraction form
   103,685/222,058 = 222,058/x
3. Step 3: Cross multiply
   103,685x = 222,058 × 222,058
4. Step 4: Simplify right side
   103,685x = 49,309,755,364
5. Step 5: Solve for x
   x = 49,309,755,364/103,685
6. Step 6: Final answer
   x = 475,572.70