Finding the Third Proportional to 87,511 and 132,068

Step by Step Solution

1. Step 1: Write the proportion equation
   87,511 : 132,068 = 132,068 : x
2. Step 2: Convert to fraction form
   87,511/132,068 = 132,068/x
3. Step 3: Cross multiply
   87,511x = 132,068 × 132,068
4. Step 4: Simplify right side
   87,511x = 17,441,956,624
5. Step 5: Solve for x
   x = 17,441,956,624/87,511
6. Step 6: Final answer
   x = 199,311.59