Finding the Fourth Proportional to 52,256.37, 72,113.91 and 28,382.54

Step by Step Solution

1. Step 1: Write the proportion equation
   52,256.37 : 72,113.91 = 28,382.54 : x
2. Step 2: Convert to fraction form
   52,256.37/72,113.91 = 28,382.54/x
3. Step 3: Cross multiply
   52,256.37x = 72,113.91 × 28,382.54
4. Step 4: Simplify right side
   52,256.37x = 2,046,775,627.78
5. Step 5: Solve for x
   x = 2,046,775,627.78/52,256.37
6. Step 6: Final answer
   x = 39,167.96