Finding the Third Proportional to 2,757,408 and 3,971,520

Step by Step Solution

1. Step 1: Write the proportion equation
   2,757,408 : 3,971,520 = 3,971,520 : x
2. Step 2: Convert to fraction form
   2,757,408/3,971,520 = 3,971,520/x
3. Step 3: Cross multiply
   2,757,408x = 3,971,520 × 3,971,520
4. Step 4: Simplify right side
   2,757,408x = 15,772,971,110,400
5. Step 5: Solve for x
   x = 15,772,971,110,400/2,757,408
6. Step 6: Final answer
   x = 5,720,216.63