Finding the Fourth Proportional to 52,441.43, 72,369.52 and 28,567.89

Step by Step Solution

1. Step 1: Write the proportion equation
   52,441.43 : 72,369.52 = 28,567.89 : x
2. Step 2: Convert to fraction form
   52,441.43/72,369.52 = 28,567.89/x
3. Step 3: Cross multiply
   52,441.43x = 72,369.52 × 28,567.89
4. Step 4: Simplify right side
   52,441.43x = 2,067,444,415.29
5. Step 5: Solve for x
   x = 2,067,444,415.29/52,441.43
6. Step 6: Final answer
   x = 39,423.88