Finding the Third Proportional to 2,450.25 and 5,224.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,450.25 : 5,224.50 = 5,224.50 : x
2. Step 2: Convert to fraction form
   2,450.25/5,224.50 = 5,224.50/x
3. Step 3: Cross multiply
   2,450.25x = 5,224.50 × 5,224.50
4. Step 4: Simplify right side
   2,450.25x = 27,295,400.25
5. Step 5: Solve for x
   x = 27,295,400.25/2,450.25
6. Step 6: Final answer
   x = 11,139.84