Finding the Fourth Proportional to 13,413.93, 18,498.27 and 10,018.41

Step by Step Solution

1. Step 1: Write the proportion equation
   13,413.93 : 18,498.27 = 10,018.41 : x
2. Step 2: Convert to fraction form
   13,413.93/18,498.27 = 10,018.41/x
3. Step 3: Cross multiply
   13,413.93x = 18,498.27 × 10,018.41
4. Step 4: Simplify right side
   13,413.93x = 185,323,253.15
5. Step 5: Solve for x
   x = 185,323,253.15/13,413.93
6. Step 6: Final answer
   x = 13,815.73