Finding the Third Proportional to 2,479,844 and 5,257,320

Step by Step Solution

1. Step 1: Write the proportion equation
   2,479,844 : 5,257,320 = 5,257,320 : x
2. Step 2: Convert to fraction form
   2,479,844/5,257,320 = 5,257,320/x
3. Step 3: Cross multiply
   2,479,844x = 5,257,320 × 5,257,320
4. Step 4: Simplify right side
   2,479,844x = 27,639,413,582,400
5. Step 5: Solve for x
   x = 27,639,413,582,400/2,479,844
6. Step 6: Final answer
   x = 11,145,625.93