Finding the Third Proportional to 88,018 and 132,449

Step by Step Solution

1. Step 1: Write the proportion equation
   88,018 : 132,449 = 132,449 : x
2. Step 2: Convert to fraction form
   88,018/132,449 = 132,449/x
3. Step 3: Cross multiply
   88,018x = 132,449 × 132,449
4. Step 4: Simplify right side
   88,018x = 17,542,737,601
5. Step 5: Solve for x
   x = 17,542,737,601/88,018
6. Step 6: Final answer
   x = 199,308.52