Finding the Fourth Proportional to 9,589.12, 13,236.59 and 5,611.51

Step by Step Solution

1. Step 1: Write the proportion equation
   9,589.12 : 13,236.59 = 5,611.51 : x
2. Step 2: Convert to fraction form
   9,589.12/13,236.59 = 5,611.51/x
3. Step 3: Cross multiply
   9,589.12x = 13,236.59 × 5,611.51
4. Step 4: Simplify right side
   9,589.12x = 74,277,257.15
5. Step 5: Solve for x
   x = 74,277,257.15/9,589.12
6. Step 6: Final answer
   x = 7,745.99