Finding the Third Proportional to 6,097,678 and 8,978,055

Step by Step Solution

1. Step 1: Write the proportion equation
   6,097,678 : 8,978,055 = 8,978,055 : x
2. Step 2: Convert to fraction form
   6,097,678/8,978,055 = 8,978,055/x
3. Step 3: Cross multiply
   6,097,678x = 8,978,055 × 8,978,055
4. Step 4: Simplify right side
   6,097,678x = 80,605,471,583,025
5. Step 5: Solve for x
   x = 80,605,471,583,025/6,097,678
6. Step 6: Final answer
   x = 13,219,043.64