Finding the Third Proportional to 4,928,609 and 10,786,315

Step by Step Solution

1. Step 1: Write the proportion equation
   4,928,609 : 10,786,315 = 10,786,315 : x
2. Step 2: Convert to fraction form
   4,928,609/10,786,315 = 10,786,315/x
3. Step 3: Cross multiply
   4,928,609x = 10,786,315 × 10,786,315
4. Step 4: Simplify right side
   4,928,609x = 116,344,591,279,225
5. Step 5: Solve for x
   x = 116,344,591,279,225/4,928,609
6. Step 6: Final answer
   x = 23,605,969.00