Finding the Third Proportional to 90,624 and 133,268

Step by Step Solution

1. Step 1: Write the proportion equation
   90,624 : 133,268 = 133,268 : x
2. Step 2: Convert to fraction form
   90,624/133,268 = 133,268/x
3. Step 3: Cross multiply
   90,624x = 133,268 × 133,268
4. Step 4: Simplify right side
   90,624x = 17,760,359,824
5. Step 5: Solve for x
   x = 17,760,359,824/90,624
6. Step 6: Final answer
   x = 195,978.55