Finding the Third Proportional to 1,969,128 and 2,815,824

Step by Step Solution

1. Step 1: Write the proportion equation
   1,969,128 : 2,815,824 = 2,815,824 : x
2. Step 2: Convert to fraction form
   1,969,128/2,815,824 = 2,815,824/x
3. Step 3: Cross multiply
   1,969,128x = 2,815,824 × 2,815,824
4. Step 4: Simplify right side
   1,969,128x = 7,928,864,798,976
5. Step 5: Solve for x
   x = 7,928,864,798,976/1,969,128
6. Step 6: Final answer
   x = 4,026,586.79