Finding the Third Proportional to 1,279,596 and 2,800,248

Step by Step Solution

1. Step 1: Write the proportion equation
   1,279,596 : 2,800,248 = 2,800,248 : x
2. Step 2: Convert to fraction form
   1,279,596/2,800,248 = 2,800,248/x
3. Step 3: Cross multiply
   1,279,596x = 2,800,248 × 2,800,248
4. Step 4: Simplify right side
   1,279,596x = 7,841,388,861,504
5. Step 5: Solve for x
   x = 7,841,388,861,504/1,279,596
6. Step 6: Final answer
   x = 6,128,019.20