Finding the Third Proportional to 1,285,302 and 2,822,780

Step by Step Solution

1. Step 1: Write the proportion equation
   1,285,302 : 2,822,780 = 2,822,780 : x
2. Step 2: Convert to fraction form
   1,285,302/2,822,780 = 2,822,780/x
3. Step 3: Cross multiply
   1,285,302x = 2,822,780 × 2,822,780
4. Step 4: Simplify right side
   1,285,302x = 7,968,086,928,400
5. Step 5: Solve for x
   x = 7,968,086,928,400/1,285,302
6. Step 6: Final answer
   x = 6,199,388.88