Finding the Fourth Proportional to 9,549.68, 13,179.12 and 5,358.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,549.68 : 13,179.12 = 5,358.56 : x
2. Step 2: Convert to fraction form
   9,549.68/13,179.12 = 5,358.56/x
3. Step 3: Cross multiply
   9,549.68x = 13,179.12 × 5,358.56
4. Step 4: Simplify right side
   9,549.68x = 70,621,105.27
5. Step 5: Solve for x
   x = 70,621,105.27/9,549.68
6. Step 6: Final answer
   x = 7,395.13