Finding the Fourth Proportional to 9,557.50, 13,189.36 and 5,365.76

Step by Step Solution

1. Step 1: Write the proportion equation
   9,557.50 : 13,189.36 = 5,365.76 : x
2. Step 2: Convert to fraction form
   9,557.50/13,189.36 = 5,365.76/x
3. Step 3: Cross multiply
   9,557.50x = 13,189.36 × 5,365.76
4. Step 4: Simplify right side
   9,557.50x = 70,770,940.31
5. Step 5: Solve for x
   x = 70,770,940.31/9,557.50
6. Step 6: Final answer
   x = 7,404.75