Finding the Third Proportional to 90,670 and 133,238

Step by Step Solution

1. Step 1: Write the proportion equation
   90,670 : 133,238 = 133,238 : x
2. Step 2: Convert to fraction form
   90,670/133,238 = 133,238/x
3. Step 3: Cross multiply
   90,670x = 133,238 × 133,238
4. Step 4: Simplify right side
   90,670x = 17,752,364,644
5. Step 5: Solve for x
   x = 17,752,364,644/90,670
6. Step 6: Final answer
   x = 195,790.94