Finding the Third Proportional to 89,459 and 192,932

Step by Step Solution

1. Step 1: Write the proportion equation
   89,459 : 192,932 = 192,932 : x
2. Step 2: Convert to fraction form
   89,459/192,932 = 192,932/x
3. Step 3: Cross multiply
   89,459x = 192,932 × 192,932
4. Step 4: Simplify right side
   89,459x = 37,222,756,624
5. Step 5: Solve for x
   x = 37,222,756,624/89,459
6. Step 6: Final answer
   x = 416,087.33