Finding the Fourth Proportional to 9,559.93, 13,190.56 and 5,367.91

Step by Step Solution

1. Step 1: Write the proportion equation
   9,559.93 : 13,190.56 = 5,367.91 : x
2. Step 2: Convert to fraction form
   9,559.93/13,190.56 = 5,367.91/x
3. Step 3: Cross multiply
   9,559.93x = 13,190.56 × 5,367.91
4. Step 4: Simplify right side
   9,559.93x = 70,805,738.93
5. Step 5: Solve for x
   x = 70,805,738.93/9,559.93
6. Step 6: Final answer
   x = 7,406.51