Finding the Third Proportional to 4,928,636 and 10,786,378

Step by Step Solution

1. Step 1: Write the proportion equation
   4,928,636 : 10,786,378 = 10,786,378 : x
2. Step 2: Convert to fraction form
   4,928,636/10,786,378 = 10,786,378/x
3. Step 3: Cross multiply
   4,928,636x = 10,786,378 × 10,786,378
4. Step 4: Simplify right side
   4,928,636x = 116,345,950,358,884
5. Step 5: Solve for x
   x = 116,345,950,358,884/4,928,636
6. Step 6: Final answer
   x = 23,606,115.44