Finding the Fourth Proportional to 24,012.72, 33,133.59 and 13,402.35

Step by Step Solution

1. Step 1: Write the proportion equation
   24,012.72 : 33,133.59 = 13,402.35 : x
2. Step 2: Convert to fraction form
   24,012.72/33,133.59 = 13,402.35/x
3. Step 3: Cross multiply
   24,012.72x = 33,133.59 × 13,402.35
4. Step 4: Simplify right side
   24,012.72x = 444,067,969.94
5. Step 5: Solve for x
   x = 444,067,969.94/24,012.72
6. Step 6: Final answer
   x = 18,493.03