Finding the Third Proportional to 31,554 and 52,587

Step by Step Solution

1. Step 1: Write the proportion equation
   31,554 : 52,587 = 52,587 : x
2. Step 2: Convert to fraction form
   31,554/52,587 = 52,587/x
3. Step 3: Cross multiply
   31,554x = 52,587 × 52,587
4. Step 4: Simplify right side
   31,554x = 2,765,392,569
5. Step 5: Solve for x
   x = 2,765,392,569/31,554
6. Step 6: Final answer
   x = 87,640.00