Finding the Fourth Proportional to 33,632.15, 50,448.83 and 8,672.72

Step by Step Solution

1. Step 1: Write the proportion equation
   33,632.15 : 50,448.83 = 8,672.72 : x
2. Step 2: Convert to fraction form
   33,632.15/50,448.83 = 8,672.72/x
3. Step 3: Cross multiply
   33,632.15x = 50,448.83 × 8,672.72
4. Step 4: Simplify right side
   33,632.15x = 437,528,519.28
5. Step 5: Solve for x
   x = 437,528,519.28/33,632.15
6. Step 6: Final answer
   x = 13,009.23