Finding the Fourth Proportional to 23,004.36, 31,743.81 and 12,930.48

Step by Step Solution

1. Step 1: Write the proportion equation
   23,004.36 : 31,743.81 = 12,930.48 : x
2. Step 2: Convert to fraction form
   23,004.36/31,743.81 = 12,930.48/x
3. Step 3: Cross multiply
   23,004.36x = 31,743.81 × 12,930.48
4. Step 4: Simplify right side
   23,004.36x = 410,462,700.33
5. Step 5: Solve for x
   x = 410,462,700.33/23,004.36
6. Step 6: Final answer
   x = 17,842.82