Finding the Fourth Proportional to 52,452.01, 72,383.73 and 28,578.88

Step by Step Solution

1. Step 1: Write the proportion equation
   52,452.01 : 72,383.73 = 28,578.88 : x
2. Step 2: Convert to fraction form
   52,452.01/72,383.73 = 28,578.88/x
3. Step 3: Cross multiply
   52,452.01x = 72,383.73 × 28,578.88
4. Step 4: Simplify right side
   52,452.01x = 2,068,645,933.62
5. Step 5: Solve for x
   x = 2,068,645,933.62/52,452.01
6. Step 6: Final answer
   x = 39,438.83