Finding the Third Proportional to 9,957,696 and 21,843,072

Step by Step Solution

1. Step 1: Write the proportion equation
   9,957,696 : 21,843,072 = 21,843,072 : x
2. Step 2: Convert to fraction form
   9,957,696/21,843,072 = 21,843,072/x
3. Step 3: Cross multiply
   9,957,696x = 21,843,072 × 21,843,072
4. Step 4: Simplify right side
   9,957,696x = 477,119,794,397,184
5. Step 5: Solve for x
   x = 477,119,794,397,184/9,957,696
6. Step 6: Final answer
   x = 47,914,677.69