Finding the Third Proportional to 91,306 and 195,500

Step by Step Solution

1. Step 1: Write the proportion equation
   91,306 : 195,500 = 195,500 : x
2. Step 2: Convert to fraction form
   91,306/195,500 = 195,500/x
3. Step 3: Cross multiply
   91,306x = 195,500 × 195,500
4. Step 4: Simplify right side
   91,306x = 38,220,250,000
5. Step 5: Solve for x
   x = 38,220,250,000/91,306
6. Step 6: Final answer
   x = 418,595.16