Finding the Third Proportional to 6,345,155 and 9,666,443

Step by Step Solution

1. Step 1: Write the proportion equation
   6,345,155 : 9,666,443 = 9,666,443 : x
2. Step 2: Convert to fraction form
   6,345,155/9,666,443 = 9,666,443/x
3. Step 3: Cross multiply
   6,345,155x = 9,666,443 × 9,666,443
4. Step 4: Simplify right side
   6,345,155x = 93,440,120,272,249
5. Step 5: Solve for x
   x = 93,440,120,272,249/6,345,155
6. Step 6: Final answer
   x = 14,726,215.56