Finding the Third Proportional to 3,590,847 and 7,679,357

Step by Step Solution

1. Step 1: Write the proportion equation
   3,590,847 : 7,679,357 = 7,679,357 : x
2. Step 2: Convert to fraction form
   3,590,847/7,679,357 = 7,679,357/x
3. Step 3: Cross multiply
   3,590,847x = 7,679,357 × 7,679,357
4. Step 4: Simplify right side
   3,590,847x = 58,972,523,933,449
5. Step 5: Solve for x
   x = 58,972,523,933,449/3,590,847
6. Step 6: Final answer
   x = 16,423,012.16