Finding the Fourth Proportional to 9,556.81, 13,187.94 and 5,308.14

Step by Step Solution

1. Step 1: Write the proportion equation
   9,556.81 : 13,187.94 = 5,308.14 : x
2. Step 2: Convert to fraction form
   9,556.81/13,187.94 = 5,308.14/x
3. Step 3: Cross multiply
   9,556.81x = 13,187.94 × 5,308.14
4. Step 4: Simplify right side
   9,556.81x = 70,003,431.83
5. Step 5: Solve for x
   x = 70,003,431.83/9,556.81
6. Step 6: Final answer
   x = 7,324.98