Finding the Fourth Proportional to 23,923.51, 33,014.18 and 13,168.15

Step by Step Solution

1. Step 1: Write the proportion equation
   23,923.51 : 33,014.18 = 13,168.15 : x
2. Step 2: Convert to fraction form
   23,923.51/33,014.18 = 13,168.15/x
3. Step 3: Cross multiply
   23,923.51x = 33,014.18 × 13,168.15
4. Step 4: Simplify right side
   23,923.51x = 434,735,674.37
5. Step 5: Solve for x
   x = 434,735,674.37/23,923.51
6. Step 6: Final answer
   x = 18,171.90