Finding the Fourth Proportional to 10,444.78, 14,413.98 and 5,729.05

Step by Step Solution

1. Step 1: Write the proportion equation
   10,444.78 : 14,413.98 = 5,729.05 : x
2. Step 2: Convert to fraction form
   10,444.78/14,413.98 = 5,729.05/x
3. Step 3: Cross multiply
   10,444.78x = 14,413.98 × 5,729.05
4. Step 4: Simplify right side
   10,444.78x = 82,578,412.12
5. Step 5: Solve for x
   x = 82,578,412.12/10,444.78
6. Step 6: Final answer
   x = 7,906.19