Finding the Fourth Proportional to 8,993.52, 13,482.18 and 3,147.48

Step by Step Solution

1. Step 1: Write the proportion equation
   8,993.52 : 13,482.18 = 3,147.48 : x
2. Step 2: Convert to fraction form
   8,993.52/13,482.18 = 3,147.48/x
3. Step 3: Cross multiply
   8,993.52x = 13,482.18 × 3,147.48
4. Step 4: Simplify right side
   8,993.52x = 42,434,891.91
5. Step 5: Solve for x
   x = 42,434,891.91/8,993.52
6. Step 6: Final answer
   x = 4,718.39