Finding the Third Proportional to 40,520.25 and 87,282.56

Step by Step Solution

1. Step 1: Write the proportion equation
   40,520.25 : 87,282.56 = 87,282.56 : x
2. Step 2: Convert to fraction form
   40,520.25/87,282.56 = 87,282.56/x
3. Step 3: Cross multiply
   40,520.25x = 87,282.56 × 87,282.56
4. Step 4: Simplify right side
   40,520.25x = 7,618,245,716.57
5. Step 5: Solve for x
   x = 7,618,245,716.57/40,520.25
6. Step 6: Final answer
   x = 188,010.83