Finding the Third Proportional to 88,731 and 132,745.50

Step by Step Solution

1. Step 1: Write the proportion equation
   88,731 : 132,745.50 = 132,745.50 : x
2. Step 2: Convert to fraction form
   88,731/132,745.50 = 132,745.50/x
3. Step 3: Cross multiply
   88,731x = 132,745.50 × 132,745.50
4. Step 4: Simplify right side
   88,731x = 17,621,367,770.25
5. Step 5: Solve for x
   x = 17,621,367,770.25/88,731
6. Step 6: Final answer
   x = 198,593.14