Finding the Third Proportional to 3,504,768 and 3,873,408

Step by Step Solution

1. Step 1: Write the proportion equation
   3,504,768 : 3,873,408 = 3,873,408 : x
2. Step 2: Convert to fraction form
   3,504,768/3,873,408 = 3,873,408/x
3. Step 3: Cross multiply
   3,504,768x = 3,873,408 × 3,873,408
4. Step 4: Simplify right side
   3,504,768x = 15,003,289,534,464
5. Step 5: Solve for x
   x = 15,003,289,534,464/3,504,768
6. Step 6: Final answer
   x = 4,280,822.45