Finding the Third Proportional to 20,982.38 and 42,933.94

Step by Step Solution

1. Step 1: Write the proportion equation
   20,982.38 : 42,933.94 = 42,933.94 : x
2. Step 2: Convert to fraction form
   20,982.38/42,933.94 = 42,933.94/x
3. Step 3: Cross multiply
   20,982.38x = 42,933.94 × 42,933.94
4. Step 4: Simplify right side
   20,982.38x = 1,843,322,989.25
5. Step 5: Solve for x
   x = 1,843,322,989.25/20,982.38
6. Step 6: Final answer
   x = 87,851.02