Finding the Fourth Proportional to 11,413.56, 17,116.94 and 4,839.64

Step by Step Solution

1. Step 1: Write the proportion equation
   11,413.56 : 17,116.94 = 4,839.64 : x
2. Step 2: Convert to fraction form
   11,413.56/17,116.94 = 4,839.64/x
3. Step 3: Cross multiply
   11,413.56x = 17,116.94 × 4,839.64
4. Step 4: Simplify right side
   11,413.56x = 82,839,827.50
5. Step 5: Solve for x
   x = 82,839,827.50/11,413.56
6. Step 6: Final answer
   x = 7,258.02