Finding the Third Proportional to 2,223.07 and 4,856.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,223.07 : 4,856.20 = 4,856.20 : x
2. Step 2: Convert to fraction form
   2,223.07/4,856.20 = 4,856.20/x
3. Step 3: Cross multiply
   2,223.07x = 4,856.20 × 4,856.20
4. Step 4: Simplify right side
   2,223.07x = 23,582,708.79
5. Step 5: Solve for x
   x = 23,582,708.79/2,223.07
6. Step 6: Final answer
   x = 10,608.17