Finding the Third Proportional to 6,387,564 and 9,578,994

Step by Step Solution

1. Step 1: Write the proportion equation
   6,387,564 : 9,578,994 = 9,578,994 : x
2. Step 2: Convert to fraction form
   6,387,564/9,578,994 = 9,578,994/x
3. Step 3: Cross multiply
   6,387,564x = 9,578,994 × 9,578,994
4. Step 4: Simplify right side
   6,387,564x = 91,757,126,052,036
5. Step 5: Solve for x
   x = 91,757,126,052,036/6,387,564
6. Step 6: Final answer
   x = 14,364,963.87