Finding the Third Proportional to 88,151.50 and 132,421

Step by Step Solution

1. Step 1: Write the proportion equation
   88,151.50 : 132,421 = 132,421 : x
2. Step 2: Convert to fraction form
   88,151.50/132,421 = 132,421/x
3. Step 3: Cross multiply
   88,151.50x = 132,421 × 132,421
4. Step 4: Simplify right side
   88,151.50x = 17,535,321,241
5. Step 5: Solve for x
   x = 17,535,321,241/88,151.50
6. Step 6: Final answer
   x = 198,922.55