Finding the Third Proportional to 3,967,155 and 8,593,542

Step by Step Solution

1. Step 1: Write the proportion equation
   3,967,155 : 8,593,542 = 8,593,542 : x
2. Step 2: Convert to fraction form
   3,967,155/8,593,542 = 8,593,542/x
3. Step 3: Cross multiply
   3,967,155x = 8,593,542 × 8,593,542
4. Step 4: Simplify right side
   3,967,155x = 73,848,964,105,764
5. Step 5: Solve for x
   x = 73,848,964,105,764/3,967,155
6. Step 6: Final answer
   x = 18,615,094.22