Finding the Fourth Proportional to 9,548.16, 13,176.72 and 5,356.80

Step by Step Solution

1. Step 1: Write the proportion equation
   9,548.16 : 13,176.72 = 5,356.80 : x
2. Step 2: Convert to fraction form
   9,548.16/13,176.72 = 5,356.80/x
3. Step 3: Cross multiply
   9,548.16x = 13,176.72 × 5,356.80
4. Step 4: Simplify right side
   9,548.16x = 70,585,053.70
5. Step 5: Solve for x
   x = 70,585,053.70/9,548.16
6. Step 6: Final answer
   x = 7,392.53