Finding the Third Proportional to 1,864,414 and 2,821,828

Step by Step Solution

1. Step 1: Write the proportion equation
   1,864,414 : 2,821,828 = 2,821,828 : x
2. Step 2: Convert to fraction form
   1,864,414/2,821,828 = 2,821,828/x
3. Step 3: Cross multiply
   1,864,414x = 2,821,828 × 2,821,828
4. Step 4: Simplify right side
   1,864,414x = 7,962,713,261,584
5. Step 5: Solve for x
   x = 7,962,713,261,584/1,864,414
6. Step 6: Final answer
   x = 4,270,893.30