Finding the Third Proportional to 90,442 and 133,045

Step by Step Solution

1. Step 1: Write the proportion equation
   90,442 : 133,045 = 133,045 : x
2. Step 2: Convert to fraction form
   90,442/133,045 = 133,045/x
3. Step 3: Cross multiply
   90,442x = 133,045 × 133,045
4. Step 4: Simplify right side
   90,442x = 17,700,972,025
5. Step 5: Solve for x
   x = 17,700,972,025/90,442
6. Step 6: Final answer
   x = 195,716.28