Finding the Third Proportional to 88,200 and 132,498.75

Step by Step Solution

1. Step 1: Write the proportion equation
   88,200 : 132,498.75 = 132,498.75 : x
2. Step 2: Convert to fraction form
   88,200/132,498.75 = 132,498.75/x
3. Step 3: Cross multiply
   88,200x = 132,498.75 × 132,498.75
4. Step 4: Simplify right side
   88,200x = 17,555,918,751.56
5. Step 5: Solve for x
   x = 17,555,918,751.56/88,200
6. Step 6: Final answer
   x = 199,046.70