Finding the Fourth Proportional to 52,481.86, 72,424.50 and 28,608.52

Step by Step Solution

1. Step 1: Write the proportion equation
   52,481.86 : 72,424.50 = 28,608.52 : x
2. Step 2: Convert to fraction form
   52,481.86/72,424.50 = 28,608.52/x
3. Step 3: Cross multiply
   52,481.86x = 72,424.50 × 28,608.52
4. Step 4: Simplify right side
   52,481.86x = 2,071,957,756.74
5. Step 5: Solve for x
   x = 2,071,957,756.74/52,481.86
6. Step 6: Final answer
   x = 39,479.50