Finding the Third Proportional to 131,446.13 and 196,945.31

Step by Step Solution

1. Step 1: Write the proportion equation
   131,446.13 : 196,945.31 = 196,945.31 : x
2. Step 2: Convert to fraction form
   131,446.13/196,945.31 = 196,945.31/x
3. Step 3: Cross multiply
   131,446.13x = 196,945.31 × 196,945.31
4. Step 4: Simplify right side
   131,446.13x = 38,787,456,115.72
5. Step 5: Solve for x
   x = 38,787,456,115.72/131,446.13
6. Step 6: Final answer
   x = 295,082.54