Finding the Third Proportional to 132,636 and 195,039

Step by Step Solution

1. Step 1: Write the proportion equation
   132,636 : 195,039 = 195,039 : x
2. Step 2: Convert to fraction form
   132,636/195,039 = 195,039/x
3. Step 3: Cross multiply
   132,636x = 195,039 × 195,039
4. Step 4: Simplify right side
   132,636x = 38,040,211,521
5. Step 5: Solve for x
   x = 38,040,211,521/132,636
6. Step 6: Final answer
   x = 286,801.56