Finding the Third Proportional to 3,953,787 and 8,677,398

Step by Step Solution

1. Step 1: Write the proportion equation
   3,953,787 : 8,677,398 = 8,677,398 : x
2. Step 2: Convert to fraction form
   3,953,787/8,677,398 = 8,677,398/x
3. Step 3: Cross multiply
   3,953,787x = 8,677,398 × 8,677,398
4. Step 4: Simplify right side
   3,953,787x = 75,297,236,050,404
5. Step 5: Solve for x
   x = 75,297,236,050,404/3,953,787
6. Step 6: Final answer
   x = 19,044,332.95