Finding the Fourth Proportional to 9,556.92, 13,188.50 and 5,365.18

Step by Step Solution

1. Step 1: Write the proportion equation
   9,556.92 : 13,188.50 = 5,365.18 : x
2. Step 2: Convert to fraction form
   9,556.92/13,188.50 = 5,365.18/x
3. Step 3: Cross multiply
   9,556.92x = 13,188.50 × 5,365.18
4. Step 4: Simplify right side
   9,556.92x = 70,758,676.43
5. Step 5: Solve for x
   x = 70,758,676.43/9,556.92
6. Step 6: Final answer
   x = 7,403.92