Finding the Third Proportional to 2,401.50 and 5,223.75

Step by Step Solution

1. Step 1: Write the proportion equation
   2,401.50 : 5,223.75 = 5,223.75 : x
2. Step 2: Convert to fraction form
   2,401.50/5,223.75 = 5,223.75/x
3. Step 3: Cross multiply
   2,401.50x = 5,223.75 × 5,223.75
4. Step 4: Simplify right side
   2,401.50x = 27,287,564.06
5. Step 5: Solve for x
   x = 27,287,564.06/2,401.50
6. Step 6: Final answer
   x = 11,362.72