Finding the Third Proportional to 6,990,561 and 9,444,700

Step by Step Solution

1. Step 1: Write the proportion equation
   6,990,561 : 9,444,700 = 9,444,700 : x
2. Step 2: Convert to fraction form
   6,990,561/9,444,700 = 9,444,700/x
3. Step 3: Cross multiply
   6,990,561x = 9,444,700 × 9,444,700
4. Step 4: Simplify right side
   6,990,561x = 89,202,358,090,000
5. Step 5: Solve for x
   x = 89,202,358,090,000/6,990,561
6. Step 6: Final answer
   x = 12,760,400.50