Finding the Third Proportional to 132,238 and 198,650.50

Step by Step Solution

1. Step 1: Write the proportion equation
   132,238 : 198,650.50 = 198,650.50 : x
2. Step 2: Convert to fraction form
   132,238/198,650.50 = 198,650.50/x
3. Step 3: Cross multiply
   132,238x = 198,650.50 × 198,650.50
4. Step 4: Simplify right side
   132,238x = 39,462,021,150.25
5. Step 5: Solve for x
   x = 39,462,021,150.25/132,238
6. Step 6: Final answer
   x = 298,416.65