Finding the Third Proportional to 131,443 and 196,940

Step by Step Solution

1. Step 1: Write the proportion equation
   131,443 : 196,940 = 196,940 : x
2. Step 2: Convert to fraction form
   131,443/196,940 = 196,940/x
3. Step 3: Cross multiply
   131,443x = 196,940 × 196,940
4. Step 4: Simplify right side
   131,443x = 38,785,363,600
5. Step 5: Solve for x
   x = 38,785,363,600/131,443
6. Step 6: Final answer
   x = 295,073.63