Finding the Fourth Proportional to 33,192.72, 45,803.88 and 18,288.72

Step by Step Solution

1. Step 1: Write the proportion equation
   33,192.72 : 45,803.88 = 18,288.72 : x
2. Step 2: Convert to fraction form
   33,192.72/45,803.88 = 18,288.72/x
3. Step 3: Cross multiply
   33,192.72x = 45,803.88 × 18,288.72
4. Step 4: Simplify right side
   33,192.72x = 837,694,336.23
5. Step 5: Solve for x
   x = 837,694,336.23/33,192.72
6. Step 6: Final answer
   x = 25,237.29