Finding the Third Proportional to 39,906 and 59,087

Step by Step Solution

1. Step 1: Write the proportion equation
   39,906 : 59,087 = 59,087 : x
2. Step 2: Convert to fraction form
   39,906/59,087 = 59,087/x
3. Step 3: Cross multiply
   39,906x = 59,087 × 59,087
4. Step 4: Simplify right side
   39,906x = 3,491,273,569
5. Step 5: Solve for x
   x = 3,491,273,569/39,906
6. Step 6: Final answer
   x = 87,487.43