Finding the Fourth Proportional to 9,548.42, 13,176.78 and 5,356.67

Step by Step Solution

1. Step 1: Write the proportion equation
   9,548.42 : 13,176.78 = 5,356.67 : x
2. Step 2: Convert to fraction form
   9,548.42/13,176.78 = 5,356.67/x
3. Step 3: Cross multiply
   9,548.42x = 13,176.78 × 5,356.67
4. Step 4: Simplify right side
   9,548.42x = 70,583,662.12
5. Step 5: Solve for x
   x = 70,583,662.12/9,548.42
6. Step 6: Final answer
   x = 7,392.18