Finding the Third Proportional to 89,554 and 188,304

Step by Step Solution

1. Step 1: Write the proportion equation
   89,554 : 188,304 = 188,304 : x
2. Step 2: Convert to fraction form
   89,554/188,304 = 188,304/x
3. Step 3: Cross multiply
   89,554x = 188,304 × 188,304
4. Step 4: Simplify right side
   89,554x = 35,458,396,416
5. Step 5: Solve for x
   x = 35,458,396,416/89,554
6. Step 6: Final answer
   x = 395,944.31