Finding the Third Proportional to 11,587 and 25,401.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,587 : 25,401.50 = 25,401.50 : x
2. Step 2: Convert to fraction form
   11,587/25,401.50 = 25,401.50/x
3. Step 3: Cross multiply
   11,587x = 25,401.50 × 25,401.50
4. Step 4: Simplify right side
   11,587x = 645,236,202.25
5. Step 5: Solve for x
   x = 645,236,202.25/11,587
6. Step 6: Final answer
   x = 55,686.22