Finding the Third Proportional to 87,195 and 123,414.75

Step by Step Solution

1. Step 1: Write the proportion equation
   87,195 : 123,414.75 = 123,414.75 : x
2. Step 2: Convert to fraction form
   87,195/123,414.75 = 123,414.75/x
3. Step 3: Cross multiply
   87,195x = 123,414.75 × 123,414.75
4. Step 4: Simplify right side
   87,195x = 15,231,200,517.56
5. Step 5: Solve for x
   x = 15,231,200,517.56/87,195
6. Step 6: Final answer
   x = 174,679.75