Finding the Third Proportional to 20,982.94 and 42,934.88

Step by Step Solution

1. Step 1: Write the proportion equation
   20,982.94 : 42,934.88 = 42,934.88 : x
2. Step 2: Convert to fraction form
   20,982.94/42,934.88 = 42,934.88/x
3. Step 3: Cross multiply
   20,982.94x = 42,934.88 × 42,934.88
4. Step 4: Simplify right side
   20,982.94x = 1,843,403,491.27
5. Step 5: Solve for x
   x = 1,843,403,491.27/20,982.94
6. Step 6: Final answer
   x = 87,852.50