Finding the Third Proportional to 131,346.50 and 208,016

Step by Step Solution

1. Step 1: Write the proportion equation
   131,346.50 : 208,016 = 208,016 : x
2. Step 2: Convert to fraction form
   131,346.50/208,016 = 208,016/x
3. Step 3: Cross multiply
   131,346.50x = 208,016 × 208,016
4. Step 4: Simplify right side
   131,346.50x = 43,270,656,256
5. Step 5: Solve for x
   x = 43,270,656,256/131,346.50
6. Step 6: Final answer
   x = 329,438.97