Finding the Third Proportional to 9,940,064 and 21,741,184

Step by Step Solution

1. Step 1: Write the proportion equation
   9,940,064 : 21,741,184 = 21,741,184 : x
2. Step 2: Convert to fraction form
   9,940,064/21,741,184 = 21,741,184/x
3. Step 3: Cross multiply
   9,940,064x = 21,741,184 × 21,741,184
4. Step 4: Simplify right side
   9,940,064x = 472,679,081,721,856
5. Step 5: Solve for x
   x = 472,679,081,721,856/9,940,064
6. Step 6: Final answer
   x = 47,552,921.36