Finding the Third Proportional to 6,400,360 and 9,002,908

Step by Step Solution

1. Step 1: Write the proportion equation
   6,400,360 : 9,002,908 = 9,002,908 : x
2. Step 2: Convert to fraction form
   6,400,360/9,002,908 = 9,002,908/x
3. Step 3: Cross multiply
   6,400,360x = 9,002,908 × 9,002,908
4. Step 4: Simplify right side
   6,400,360x = 81,052,352,456,464
5. Step 5: Solve for x
   x = 81,052,352,456,464/6,400,360
6. Step 6: Final answer
   x = 12,663,717.74