Finding the Third Proportional to 1,435,856 and 2,223,021

Step by Step Solution

1. Step 1: Write the proportion equation
   1,435,856 : 2,223,021 = 2,223,021 : x
2. Step 2: Convert to fraction form
   1,435,856/2,223,021 = 2,223,021/x
3. Step 3: Cross multiply
   1,435,856x = 2,223,021 × 2,223,021
4. Step 4: Simplify right side
   1,435,856x = 4,941,822,366,441
5. Step 5: Solve for x
   x = 4,941,822,366,441/1,435,856
6. Step 6: Final answer
   x = 3,441,725.61