Finding the Third Proportional to 4,583,760 and 9,713,928

Step by Step Solution

1. Step 1: Write the proportion equation
   4,583,760 : 9,713,928 = 9,713,928 : x
2. Step 2: Convert to fraction form
   4,583,760/9,713,928 = 9,713,928/x
3. Step 3: Cross multiply
   4,583,760x = 9,713,928 × 9,713,928
4. Step 4: Simplify right side
   4,583,760x = 94,360,397,189,184
5. Step 5: Solve for x
   x = 94,360,397,189,184/4,583,760
6. Step 6: Final answer
   x = 20,585,806.67