Finding the Third Proportional to 2,161,860 and 4,692,936

Step by Step Solution

1. Step 1: Write the proportion equation
   2,161,860 : 4,692,936 = 4,692,936 : x
2. Step 2: Convert to fraction form
   2,161,860/4,692,936 = 4,692,936/x
3. Step 3: Cross multiply
   2,161,860x = 4,692,936 × 4,692,936
4. Step 4: Simplify right side
   2,161,860x = 22,023,648,300,096
5. Step 5: Solve for x
   x = 22,023,648,300,096/2,161,860
6. Step 6: Final answer
   x = 10,187,361.02