Finding the Fourth Proportional to 72,049.28, 108,072.54 and 32,578.82

Step by Step Solution

1. Step 1: Write the proportion equation
   72,049.28 : 108,072.54 = 32,578.82 : x
2. Step 2: Convert to fraction form
   72,049.28/108,072.54 = 32,578.82/x
3. Step 3: Cross multiply
   72,049.28x = 108,072.54 × 32,578.82
4. Step 4: Simplify right side
   72,049.28x = 3,520,875,827.60
5. Step 5: Solve for x
   x = 3,520,875,827.60/72,049.28
6. Step 6: Final answer
   x = 48,867.61