Finding the Third Proportional to 19,885 and 42,885

Step by Step Solution

1. Step 1: Write the proportion equation
   19,885 : 42,885 = 42,885 : x
2. Step 2: Convert to fraction form
   19,885/42,885 = 42,885/x
3. Step 3: Cross multiply
   19,885x = 42,885 × 42,885
4. Step 4: Simplify right side
   19,885x = 1,839,123,225
5. Step 5: Solve for x
   x = 1,839,123,225/19,885
6. Step 6: Final answer
   x = 92,487.97