Finding the Third Proportional to 2,591,797 and 5,655,257

Step by Step Solution

1. Step 1: Write the proportion equation
   2,591,797 : 5,655,257 = 5,655,257 : x
2. Step 2: Convert to fraction form
   2,591,797/5,655,257 = 5,655,257/x
3. Step 3: Cross multiply
   2,591,797x = 5,655,257 × 5,655,257
4. Step 4: Simplify right side
   2,591,797x = 31,981,931,736,049
5. Step 5: Solve for x
   x = 31,981,931,736,049/2,591,797
6. Step 6: Final answer
   x = 12,339,674.65