Finding the Fourth Proportional to 33,182.72, 45,790.08 and 18,278.72

Step by Step Solution

1. Step 1: Write the proportion equation
   33,182.72 : 45,790.08 = 18,278.72 : x
2. Step 2: Convert to fraction form
   33,182.72/45,790.08 = 18,278.72/x
3. Step 3: Cross multiply
   33,182.72x = 45,790.08 × 18,278.72
4. Step 4: Simplify right side
   33,182.72x = 836,984,051.10
5. Step 5: Solve for x
   x = 836,984,051.10/33,182.72
6. Step 6: Final answer
   x = 25,223.49