Finding the Third Proportional to 1,279,240 and 2,816,048

Step by Step Solution

1. Step 1: Write the proportion equation
   1,279,240 : 2,816,048 = 2,816,048 : x
2. Step 2: Convert to fraction form
   1,279,240/2,816,048 = 2,816,048/x
3. Step 3: Cross multiply
   1,279,240x = 2,816,048 × 2,816,048
4. Step 4: Simplify right side
   1,279,240x = 7,930,126,338,304
5. Step 5: Solve for x
   x = 7,930,126,338,304/1,279,240
6. Step 6: Final answer
   x = 6,199,091.91