Finding the Third Proportional to 2,591,760 and 5,655,897

Step by Step Solution

1. Step 1: Write the proportion equation
   2,591,760 : 5,655,897 = 5,655,897 : x
2. Step 2: Convert to fraction form
   2,591,760/5,655,897 = 5,655,897/x
3. Step 3: Cross multiply
   2,591,760x = 5,655,897 × 5,655,897
4. Step 4: Simplify right side
   2,591,760x = 31,989,170,874,609
5. Step 5: Solve for x
   x = 31,989,170,874,609/2,591,760
6. Step 6: Final answer
   x = 12,342,643.95