Finding the Third Proportional to 87,770.50 and 132,059.50

Step by Step Solution

1. Step 1: Write the proportion equation
   87,770.50 : 132,059.50 = 132,059.50 : x
2. Step 2: Convert to fraction form
   87,770.50/132,059.50 = 132,059.50/x
3. Step 3: Cross multiply
   87,770.50x = 132,059.50 × 132,059.50
4. Step 4: Simplify right side
   87,770.50x = 17,439,711,540.25
5. Step 5: Solve for x
   x = 17,439,711,540.25/87,770.50
6. Step 6: Final answer
   x = 198,696.73