Finding the Fourth Proportional to 33,638.02, 50,366.79 and 18,804.69

Step by Step Solution

1. Step 1: Write the proportion equation
   33,638.02 : 50,366.79 = 18,804.69 : x
2. Step 2: Convert to fraction form
   33,638.02/50,366.79 = 18,804.69/x
3. Step 3: Cross multiply
   33,638.02x = 50,366.79 × 18,804.69
4. Step 4: Simplify right side
   33,638.02x = 947,131,872.25
5. Step 5: Solve for x
   x = 947,131,872.25/33,638.02
6. Step 6: Final answer
   x = 28,156.59