Finding the Third Proportional to 9,657,820 and 20,467,096

Step by Step Solution

1. Step 1: Write the proportion equation
   9,657,820 : 20,467,096 = 20,467,096 : x
2. Step 2: Convert to fraction form
   9,657,820/20,467,096 = 20,467,096/x
3. Step 3: Cross multiply
   9,657,820x = 20,467,096 × 20,467,096
4. Step 4: Simplify right side
   9,657,820x = 418,902,018,673,216
5. Step 5: Solve for x
   x = 418,902,018,673,216/9,657,820
6. Step 6: Final answer
   x = 43,374,386.63