Finding the Third Proportional to 132,162 and 204,721.50

Step by Step Solution

1. Step 1: Write the proportion equation
   132,162 : 204,721.50 = 204,721.50 : x
2. Step 2: Convert to fraction form
   132,162/204,721.50 = 204,721.50/x
3. Step 3: Cross multiply
   132,162x = 204,721.50 × 204,721.50
4. Step 4: Simplify right side
   132,162x = 41,910,892,562.25
5. Step 5: Solve for x
   x = 41,910,892,562.25/132,162
6. Step 6: Final answer
   x = 317,117.57