Finding the Third Proportional to 132,269.50 and 198,706

Step by Step Solution

1. Step 1: Write the proportion equation
   132,269.50 : 198,706 = 198,706 : x
2. Step 2: Convert to fraction form
   132,269.50/198,706 = 198,706/x
3. Step 3: Cross multiply
   132,269.50x = 198,706 × 198,706
4. Step 4: Simplify right side
   132,269.50x = 39,484,074,436
5. Step 5: Solve for x
   x = 39,484,074,436/132,269.50
6. Step 6: Final answer
   x = 298,512.31