Finding the Fourth Proportional to 52,442.21, 72,369.59 and 28,568.37

Step by Step Solution

1. Step 1: Write the proportion equation
   52,442.21 : 72,369.59 = 28,568.37 : x
2. Step 2: Convert to fraction form
   52,442.21/72,369.59 = 28,568.37/x
3. Step 3: Cross multiply
   52,442.21x = 72,369.59 × 28,568.37
4. Step 4: Simplify right side
   52,442.21x = 2,067,481,295.29
5. Step 5: Solve for x
   x = 2,067,481,295.29/52,442.21
6. Step 6: Final answer
   x = 39,424.00