Finding the Third Proportional to 6,855,309 and 10,649,029.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,855,309 : 10,649,029.50 = 10,649,029.50 : x
2. Step 2: Convert to fraction form
   6,855,309/10,649,029.50 = 10,649,029.50/x
3. Step 3: Cross multiply
   6,855,309x = 10,649,029.50 × 10,649,029.50
4. Step 4: Simplify right side
   6,855,309x = 113,401,829,291,870.25
5. Step 5: Solve for x
   x = 113,401,829,291,870.25/6,855,309
6. Step 6: Final answer
   x = 16,542,190.77