Finding the Third Proportional to 131,730 and 195,308

Step by Step Solution

1. Step 1: Write the proportion equation
   131,730 : 195,308 = 195,308 : x
2. Step 2: Convert to fraction form
   131,730/195,308 = 195,308/x
3. Step 3: Cross multiply
   131,730x = 195,308 × 195,308
4. Step 4: Simplify right side
   131,730x = 38,145,214,864
5. Step 5: Solve for x
   x = 38,145,214,864/131,730
6. Step 6: Final answer
   x = 289,571.21