Finding the Fourth Proportional to 23,976.57, 33,089.31 and 13,367.91

Step by Step Solution

1. Step 1: Write the proportion equation
   23,976.57 : 33,089.31 = 13,367.91 : x
2. Step 2: Convert to fraction form
   23,976.57/33,089.31 = 13,367.91/x
3. Step 3: Cross multiply
   23,976.57x = 33,089.31 × 13,367.91
4. Step 4: Simplify right side
   23,976.57x = 442,334,918.04
5. Step 5: Solve for x
   x = 442,334,918.04/23,976.57
6. Step 6: Final answer
   x = 18,448.63