Finding the Third Proportional to 89,372 and 132,843

Step by Step Solution

1. Step 1: Write the proportion equation
   89,372 : 132,843 = 132,843 : x
2. Step 2: Convert to fraction form
   89,372/132,843 = 132,843/x
3. Step 3: Cross multiply
   89,372x = 132,843 × 132,843
4. Step 4: Simplify right side
   89,372x = 17,647,262,649
5. Step 5: Solve for x
   x = 17,647,262,649/89,372
6. Step 6: Final answer
   x = 197,458.52