Finding the Third Proportional to 89,504 and 190,336

Step by Step Solution

1. Step 1: Write the proportion equation
   89,504 : 190,336 = 190,336 : x
2. Step 2: Convert to fraction form
   89,504/190,336 = 190,336/x
3. Step 3: Cross multiply
   89,504x = 190,336 × 190,336
4. Step 4: Simplify right side
   89,504x = 36,227,792,896
5. Step 5: Solve for x
   x = 36,227,792,896/89,504
6. Step 6: Final answer
   x = 404,761.72