Finding the Third Proportional to 131,328 and 195,076.50

Step by Step Solution

1. Step 1: Write the proportion equation
   131,328 : 195,076.50 = 195,076.50 : x
2. Step 2: Convert to fraction form
   131,328/195,076.50 = 195,076.50/x
3. Step 3: Cross multiply
   131,328x = 195,076.50 × 195,076.50
4. Step 4: Simplify right side
   131,328x = 38,054,840,852.25
5. Step 5: Solve for x
   x = 38,054,840,852.25/131,328
6. Step 6: Final answer
   x = 289,769.44