Finding the Third Proportional to 3,923,076 and 8,447,304

Step by Step Solution

1. Step 1: Write the proportion equation
   3,923,076 : 8,447,304 = 8,447,304 : x
2. Step 2: Convert to fraction form
   3,923,076/8,447,304 = 8,447,304/x
3. Step 3: Cross multiply
   3,923,076x = 8,447,304 × 8,447,304
4. Step 4: Simplify right side
   3,923,076x = 71,356,944,868,416
5. Step 5: Solve for x
   x = 71,356,944,868,416/3,923,076
6. Step 6: Final answer
   x = 18,189,029.44