Finding the Fourth Proportional to 23,976.72, 33,086.64 and 13,366.14

Step by Step Solution

1. Step 1: Write the proportion equation
   23,976.72 : 33,086.64 = 13,366.14 : x
2. Step 2: Convert to fraction form
   23,976.72/33,086.64 = 13,366.14/x
3. Step 3: Cross multiply
   23,976.72x = 33,086.64 × 13,366.14
4. Step 4: Simplify right side
   23,976.72x = 442,240,662.37
5. Step 5: Solve for x
   x = 442,240,662.37/23,976.72
6. Step 6: Final answer
   x = 18,444.59