Finding the Third Proportional to 4,825,137 and 10,391,667

Step by Step Solution

1. Step 1: Write the proportion equation
   4,825,137 : 10,391,667 = 10,391,667 : x
2. Step 2: Convert to fraction form
   4,825,137/10,391,667 = 10,391,667/x
3. Step 3: Cross multiply
   4,825,137x = 10,391,667 × 10,391,667
4. Step 4: Simplify right side
   4,825,137x = 107,986,743,038,889
5. Step 5: Solve for x
   x = 107,986,743,038,889/4,825,137
6. Step 6: Final answer
   x = 22,380,036.68