Finding the Fourth Proportional to 9,556.38, 13,190.31 and 5,365.98

Step by Step Solution

1. Step 1: Write the proportion equation
   9,556.38 : 13,190.31 = 5,365.98 : x
2. Step 2: Convert to fraction form
   9,556.38/13,190.31 = 5,365.98/x
3. Step 3: Cross multiply
   9,556.38x = 13,190.31 × 5,365.98
4. Step 4: Simplify right side
   9,556.38x = 70,778,939.65
5. Step 5: Solve for x
   x = 70,778,939.65/9,556.38
6. Step 6: Final answer
   x = 7,406.46