Finding the Fourth Proportional to 33,131.62, 45,721.20 and 18,023.98

Step by Step Solution

1. Step 1: Write the proportion equation
   33,131.62 : 45,721.20 = 18,023.98 : x
2. Step 2: Convert to fraction form
   33,131.62/45,721.20 = 18,023.98/x
3. Step 3: Cross multiply
   33,131.62x = 45,721.20 × 18,023.98
4. Step 4: Simplify right side
   33,131.62x = 824,077,994.38
5. Step 5: Solve for x
   x = 824,077,994.38/33,131.62
6. Step 6: Final answer
   x = 24,872.86