Finding the Third Proportional to 2,660,418 and 5,817,743

Step by Step Solution

1. Step 1: Write the proportion equation
   2,660,418 : 5,817,743 = 5,817,743 : x
2. Step 2: Convert to fraction form
   2,660,418/5,817,743 = 5,817,743/x
3. Step 3: Cross multiply
   2,660,418x = 5,817,743 × 5,817,743
4. Step 4: Simplify right side
   2,660,418x = 33,846,133,614,049
5. Step 5: Solve for x
   x = 33,846,133,614,049/2,660,418
6. Step 6: Final answer
   x = 12,722,111.19