Finding the Third Proportional to 6,580,568 and 8,964,900

Step by Step Solution

1. Step 1: Write the proportion equation
   6,580,568 : 8,964,900 = 8,964,900 : x
2. Step 2: Convert to fraction form
   6,580,568/8,964,900 = 8,964,900/x
3. Step 3: Cross multiply
   6,580,568x = 8,964,900 × 8,964,900
4. Step 4: Simplify right side
   6,580,568x = 80,369,432,010,000
5. Step 5: Solve for x
   x = 80,369,432,010,000/6,580,568
6. Step 6: Final answer
   x = 12,213,145.13