Finding the Third Proportional to 1,279,782 and 2,717,028

Step by Step Solution

1. Step 1: Write the proportion equation
   1,279,782 : 2,717,028 = 2,717,028 : x
2. Step 2: Convert to fraction form
   1,279,782/2,717,028 = 2,717,028/x
3. Step 3: Cross multiply
   1,279,782x = 2,717,028 × 2,717,028
4. Step 4: Simplify right side
   1,279,782x = 7,382,241,152,784
5. Step 5: Solve for x
   x = 7,382,241,152,784/1,279,782
6. Step 6: Final answer
   x = 5,768,358.32