Finding the Third Proportional to 19,388 and 41,871

Step by Step Solution

1. Step 1: Write the proportion equation
   19,388 : 41,871 = 41,871 : x
2. Step 2: Convert to fraction form
   19,388/41,871 = 41,871/x
3. Step 3: Cross multiply
   19,388x = 41,871 × 41,871
4. Step 4: Simplify right side
   19,388x = 1,753,180,641
5. Step 5: Solve for x
   x = 1,753,180,641/19,388
6. Step 6: Final answer
   x = 90,426.07