Finding the Third Proportional to 6,990,462 and 9,444,559.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,990,462 : 9,444,559.50 = 9,444,559.50 : x
2. Step 2: Convert to fraction form
   6,990,462/9,444,559.50 = 9,444,559.50/x
3. Step 3: Cross multiply
   6,990,462x = 9,444,559.50 × 9,444,559.50
4. Step 4: Simplify right side
   6,990,462x = 89,199,704,149,040.25
5. Step 5: Solve for x
   x = 89,199,704,149,040.25/6,990,462
6. Step 6: Final answer
   x = 12,760,201.56