Finding the Fourth Proportional to 33,648.72, 50,477.70 and 11,456.16

Step by Step Solution

1. Step 1: Write the proportion equation
   33,648.72 : 50,477.70 = 11,456.16 : x
2. Step 2: Convert to fraction form
   33,648.72/50,477.70 = 11,456.16/x
3. Step 3: Cross multiply
   33,648.72x = 50,477.70 × 11,456.16
4. Step 4: Simplify right side
   33,648.72x = 578,280,607.63
5. Step 5: Solve for x
   x = 578,280,607.63/33,648.72
6. Step 6: Final answer
   x = 17,185.81