Finding the Third Proportional to 3,839,386 and 8,401,941

Step by Step Solution

1. Step 1: Write the proportion equation
   3,839,386 : 8,401,941 = 8,401,941 : x
2. Step 2: Convert to fraction form
   3,839,386/8,401,941 = 8,401,941/x
3. Step 3: Cross multiply
   3,839,386x = 8,401,941 × 8,401,941
4. Step 4: Simplify right side
   3,839,386x = 70,592,612,567,481
5. Step 5: Solve for x
   x = 70,592,612,567,481/3,839,386
6. Step 6: Final answer
   x = 18,386,432.77