Finding the Third Proportional to 1,324,980 and 2,859,768

Step by Step Solution

1. Step 1: Write the proportion equation
   1,324,980 : 2,859,768 = 2,859,768 : x
2. Step 2: Convert to fraction form
   1,324,980/2,859,768 = 2,859,768/x
3. Step 3: Cross multiply
   1,324,980x = 2,859,768 × 2,859,768
4. Step 4: Simplify right side
   1,324,980x = 8,178,273,013,824
5. Step 5: Solve for x
   x = 8,178,273,013,824/1,324,980
6. Step 6: Final answer
   x = 6,172,374.69