Finding the Third Proportional to 8,964,882 and 13,456,499

Step by Step Solution

1. Step 1: Write the proportion equation
   8,964,882 : 13,456,499 = 13,456,499 : x
2. Step 2: Convert to fraction form
   8,964,882/13,456,499 = 13,456,499/x
3. Step 3: Cross multiply
   8,964,882x = 13,456,499 × 13,456,499
4. Step 4: Simplify right side
   8,964,882x = 181,077,365,337,001
5. Step 5: Solve for x
   x = 181,077,365,337,001/8,964,882
6. Step 6: Final answer
   x = 20,198,521.89