Finding the Third Proportional to 1,275,468 and 2,799,738

Step by Step Solution

1. Step 1: Write the proportion equation
   1,275,468 : 2,799,738 = 2,799,738 : x
2. Step 2: Convert to fraction form
   1,275,468/2,799,738 = 2,799,738/x
3. Step 3: Cross multiply
   1,275,468x = 2,799,738 × 2,799,738
4. Step 4: Simplify right side
   1,275,468x = 7,838,532,868,644
5. Step 5: Solve for x
   x = 7,838,532,868,644/1,275,468
6. Step 6: Final answer
   x = 6,145,613.12