Finding the Third Proportional to 3,801,474 and 7,872,408

Step by Step Solution

1. Step 1: Write the proportion equation
   3,801,474 : 7,872,408 = 7,872,408 : x
2. Step 2: Convert to fraction form
   3,801,474/7,872,408 = 7,872,408/x
3. Step 3: Cross multiply
   3,801,474x = 7,872,408 × 7,872,408
4. Step 4: Simplify right side
   3,801,474x = 61,974,807,718,464
5. Step 5: Solve for x
   x = 61,974,807,718,464/3,801,474
6. Step 6: Final answer
   x = 16,302,836.14