Finding the Third Proportional to 103,554 and 222,048

Step by Step Solution

1. Step 1: Write the proportion equation
   103,554 : 222,048 = 222,048 : x
2. Step 2: Convert to fraction form
   103,554/222,048 = 222,048/x
3. Step 3: Cross multiply
   103,554x = 222,048 × 222,048
4. Step 4: Simplify right side
   103,554x = 49,305,314,304
5. Step 5: Solve for x
   x = 49,305,314,304/103,554
6. Step 6: Final answer
   x = 476,131.43