Finding the Fourth Proportional to 10,413.08, 15,624.98 and 5,736.81

Step by Step Solution

1. Step 1: Write the proportion equation
   10,413.08 : 15,624.98 = 5,736.81 : x
2. Step 2: Convert to fraction form
   10,413.08/15,624.98 = 5,736.81/x
3. Step 3: Cross multiply
   10,413.08x = 15,624.98 × 5,736.81
4. Step 4: Simplify right side
   10,413.08x = 89,637,541.51
5. Step 5: Solve for x
   x = 89,637,541.51/10,413.08
6. Step 6: Final answer
   x = 8,608.17