Finding the Third Proportional to 9,609,856 and 12,943,824

Step by Step Solution

1. Step 1: Write the proportion equation
   9,609,856 : 12,943,824 = 12,943,824 : x
2. Step 2: Convert to fraction form
   9,609,856/12,943,824 = 12,943,824/x
3. Step 3: Cross multiply
   9,609,856x = 12,943,824 × 12,943,824
4. Step 4: Simplify right side
   9,609,856x = 167,542,579,742,976
5. Step 5: Solve for x
   x = 167,542,579,742,976/9,609,856
6. Step 6: Final answer
   x = 17,434,452.69