Finding the Third Proportional to 4,745.46 and 7,078.96

Step by Step Solution

1. Step 1: Write the proportion equation
   4,745.46 : 7,078.96 = 7,078.96 : x
2. Step 2: Convert to fraction form
   4,745.46/7,078.96 = 7,078.96/x
3. Step 3: Cross multiply
   4,745.46x = 7,078.96 × 7,078.96
4. Step 4: Simplify right side
   4,745.46x = 50,111,632.65
5. Step 5: Solve for x
   x = 50,111,632.65/4,745.46
6. Step 6: Final answer
   x = 10,559.91