Finding the Third Proportional to 1,022,120 and 2,223,216

Step by Step Solution

1. Step 1: Write the proportion equation
   1,022,120 : 2,223,216 = 2,223,216 : x
2. Step 2: Convert to fraction form
   1,022,120/2,223,216 = 2,223,216/x
3. Step 3: Cross multiply
   1,022,120x = 2,223,216 × 2,223,216
4. Step 4: Simplify right side
   1,022,120x = 4,942,689,382,656
5. Step 5: Solve for x
   x = 4,942,689,382,656/1,022,120
6. Step 6: Final answer
   x = 4,835,723.19