Finding the Third Proportional to 9,491,328 and 20,475,648

Step by Step Solution

1. Step 1: Write the proportion equation
   9,491,328 : 20,475,648 = 20,475,648 : x
2. Step 2: Convert to fraction form
   9,491,328/20,475,648 = 20,475,648/x
3. Step 3: Cross multiply
   9,491,328x = 20,475,648 × 20,475,648
4. Step 4: Simplify right side
   9,491,328x = 419,252,161,019,904
5. Step 5: Solve for x
   x = 419,252,161,019,904/9,491,328
6. Step 6: Final answer
   x = 44,172,128.60