Finding the Third Proportional to 9,940,066 and 21,741,188

Step by Step Solution

1. Step 1: Write the proportion equation
   9,940,066 : 21,741,188 = 21,741,188 : x
2. Step 2: Convert to fraction form
   9,940,066/21,741,188 = 21,741,188/x
3. Step 3: Cross multiply
   9,940,066x = 21,741,188 × 21,741,188
4. Step 4: Simplify right side
   9,940,066x = 472,679,255,651,344
5. Step 5: Solve for x
   x = 472,679,255,651,344/9,940,066
6. Step 6: Final answer
   x = 47,552,929.29