Finding the Third Proportional to 2,223.38 and 3,220.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,223.38 : 3,220.25 = 3,220.25 : x
2. Step 2: Convert to fraction form
   2,223.38/3,220.25 = 3,220.25/x
3. Step 3: Cross multiply
   2,223.38x = 3,220.25 × 3,220.25
4. Step 4: Simplify right side
   2,223.38x = 10,370,010.06
5. Step 5: Solve for x
   x = 10,370,010.06/2,223.38
6. Step 6: Final answer
   x = 4,664.09