Finding the Third Proportional to 88,200 and 132,498.50

Step by Step Solution

1. Step 1: Write the proportion equation
   88,200 : 132,498.50 = 132,498.50 : x
2. Step 2: Convert to fraction form
   88,200/132,498.50 = 132,498.50/x
3. Step 3: Cross multiply
   88,200x = 132,498.50 × 132,498.50
4. Step 4: Simplify right side
   88,200x = 17,555,852,502.25
5. Step 5: Solve for x
   x = 17,555,852,502.25/88,200
6. Step 6: Final answer
   x = 199,045.95