Finding the Fourth Proportional to 23,078.69, 31,849.52 and 13,007.55

Step by Step Solution

1. Step 1: Write the proportion equation
   23,078.69 : 31,849.52 = 13,007.55 : x
2. Step 2: Convert to fraction form
   23,078.69/31,849.52 = 13,007.55/x
3. Step 3: Cross multiply
   23,078.69x = 31,849.52 × 13,007.55
4. Step 4: Simplify right side
   23,078.69x = 414,284,223.88
5. Step 5: Solve for x
   x = 414,284,223.88/23,078.69
6. Step 6: Final answer
   x = 17,950.94