Finding the Third Proportional to 3,839,266 and 8,401,700

Step by Step Solution

1. Step 1: Write the proportion equation
   3,839,266 : 8,401,700 = 8,401,700 : x
2. Step 2: Convert to fraction form
   3,839,266/8,401,700 = 8,401,700/x
3. Step 3: Cross multiply
   3,839,266x = 8,401,700 × 8,401,700
4. Step 4: Simplify right side
   3,839,266x = 70,588,562,890,000
5. Step 5: Solve for x
   x = 70,588,562,890,000/3,839,266
6. Step 6: Final answer
   x = 18,385,952.65