Finding the Third Proportional to 2,555,986 and 5,471,023

Step by Step Solution

1. Step 1: Write the proportion equation
   2,555,986 : 5,471,023 = 5,471,023 : x
2. Step 2: Convert to fraction form
   2,555,986/5,471,023 = 5,471,023/x
3. Step 3: Cross multiply
   2,555,986x = 5,471,023 × 5,471,023
4. Step 4: Simplify right side
   2,555,986x = 29,932,092,666,529
5. Step 5: Solve for x
   x = 29,932,092,666,529/2,555,986
6. Step 6: Final answer
   x = 11,710,585.53