Finding the Fourth Proportional to 72,288.40, 108,458.52 and 32,304.03

Step by Step Solution

1. Step 1: Write the proportion equation
   72,288.40 : 108,458.52 = 32,304.03 : x
2. Step 2: Convert to fraction form
   72,288.40/108,458.52 = 32,304.03/x
3. Step 3: Cross multiply
   72,288.40x = 108,458.52 × 32,304.03
4. Step 4: Simplify right side
   72,288.40x = 3,503,646,741.54
5. Step 5: Solve for x
   x = 3,503,646,741.54/72,288.40
6. Step 6: Final answer
   x = 48,467.62