Finding the Fourth Proportional to 52,413.89, 72,332.46 and 28,541.87

Step by Step Solution

1. Step 1: Write the proportion equation
   52,413.89 : 72,332.46 = 28,541.87 : x
2. Step 2: Convert to fraction form
   52,413.89/72,332.46 = 28,541.87/x
3. Step 3: Cross multiply
   52,413.89x = 72,332.46 × 28,541.87
4. Step 4: Simplify right side
   52,413.89x = 2,064,503,670.10
5. Step 5: Solve for x
   x = 2,064,503,670.10/52,413.89
6. Step 6: Final answer
   x = 39,388.48