Finding the Third Proportional to 132,300 and 199,678.50

Step by Step Solution

1. Step 1: Write the proportion equation
   132,300 : 199,678.50 = 199,678.50 : x
2. Step 2: Convert to fraction form
   132,300/199,678.50 = 199,678.50/x
3. Step 3: Cross multiply
   132,300x = 199,678.50 × 199,678.50
4. Step 4: Simplify right side
   132,300x = 39,871,503,362.25
5. Step 5: Solve for x
   x = 39,871,503,362.25/132,300
6. Step 6: Final answer
   x = 301,371.91