Finding the Third Proportional to 20,517 and 43,582.50

Step by Step Solution

1. Step 1: Write the proportion equation
   20,517 : 43,582.50 = 43,582.50 : x
2. Step 2: Convert to fraction form
   20,517/43,582.50 = 43,582.50/x
3. Step 3: Cross multiply
   20,517x = 43,582.50 × 43,582.50
4. Step 4: Simplify right side
   20,517x = 1,899,434,306.25
5. Step 5: Solve for x
   x = 1,899,434,306.25/20,517
6. Step 6: Final answer
   x = 92,578.56