Finding the Third Proportional to 131,382 and 187,231.50

Step by Step Solution

1. Step 1: Write the proportion equation
   131,382 : 187,231.50 = 187,231.50 : x
2. Step 2: Convert to fraction form
   131,382/187,231.50 = 187,231.50/x
3. Step 3: Cross multiply
   131,382x = 187,231.50 × 187,231.50
4. Step 4: Simplify right side
   131,382x = 35,055,634,592.25
5. Step 5: Solve for x
   x = 35,055,634,592.25/131,382
6. Step 6: Final answer
   x = 266,822.20