Finding the Third Proportional to 1,021,752 and 2,220,368

Step by Step Solution

1. Step 1: Write the proportion equation
   1,021,752 : 2,220,368 = 2,220,368 : x
2. Step 2: Convert to fraction form
   1,021,752/2,220,368 = 2,220,368/x
3. Step 3: Cross multiply
   1,021,752x = 2,220,368 × 2,220,368
4. Step 4: Simplify right side
   1,021,752x = 4,930,034,055,424
5. Step 5: Solve for x
   x = 4,930,034,055,424/1,021,752
6. Step 6: Final answer
   x = 4,825,078.94