Finding the Third Proportional to 86,161.50 and 132,402

Step by Step Solution

1. Step 1: Write the proportion equation
   86,161.50 : 132,402 = 132,402 : x
2. Step 2: Convert to fraction form
   86,161.50/132,402 = 132,402/x
3. Step 3: Cross multiply
   86,161.50x = 132,402 × 132,402
4. Step 4: Simplify right side
   86,161.50x = 17,530,289,604
5. Step 5: Solve for x
   x = 17,530,289,604/86,161.50
6. Step 6: Final answer
   x = 203,458.50