Finding the Third Proportional to 19,858,256 and 42,853,048

Step by Step Solution

1. Step 1: Write the proportion equation
   19,858,256 : 42,853,048 = 42,853,048 : x
2. Step 2: Convert to fraction form
   19,858,256/42,853,048 = 42,853,048/x
3. Step 3: Cross multiply
   19,858,256x = 42,853,048 × 42,853,048
4. Step 4: Simplify right side
   19,858,256x = 1,836,383,722,890,304
5. Step 5: Solve for x
   x = 1,836,383,722,890,304/19,858,256
6. Step 6: Final answer
   x = 92,474,571.93