Finding the Third Proportional to 6,990,452 and 9,444,538

Step by Step Solution

1. Step 1: Write the proportion equation
   6,990,452 : 9,444,538 = 9,444,538 : x
2. Step 2: Convert to fraction form
   6,990,452/9,444,538 = 9,444,538/x
3. Step 3: Cross multiply
   6,990,452x = 9,444,538 × 9,444,538
4. Step 4: Simplify right side
   6,990,452x = 89,199,298,033,444
5. Step 5: Solve for x
   x = 89,199,298,033,444/6,990,452
6. Step 6: Final answer
   x = 12,760,161.72