Finding the Third Proportional to 2,748,993 and 5,686,554

Step by Step Solution

1. Step 1: Write the proportion equation
   2,748,993 : 5,686,554 = 5,686,554 : x
2. Step 2: Convert to fraction form
   2,748,993/5,686,554 = 5,686,554/x
3. Step 3: Cross multiply
   2,748,993x = 5,686,554 × 5,686,554
4. Step 4: Simplify right side
   2,748,993x = 32,336,896,394,916
5. Step 5: Solve for x
   x = 32,336,896,394,916/2,748,993
6. Step 6: Final answer
   x = 11,763,178.88