Finding the Third Proportional to 4,157,494 and 9,109,436

Step by Step Solution

1. Step 1: Write the proportion equation
   4,157,494 : 9,109,436 = 9,109,436 : x
2. Step 2: Convert to fraction form
   4,157,494/9,109,436 = 9,109,436/x
3. Step 3: Cross multiply
   4,157,494x = 9,109,436 × 9,109,436
4. Step 4: Simplify right side
   4,157,494x = 82,981,824,238,096
5. Step 5: Solve for x
   x = 82,981,824,238,096/4,157,494
6. Step 6: Final answer
   x = 19,959,577.63