Finding the Fourth Proportional to 5,404.52, 7,458.18 and 3,047.40

Step by Step Solution

1. Step 1: Write the proportion equation
   5,404.52 : 7,458.18 = 3,047.40 : x
2. Step 2: Convert to fraction form
   5,404.52/7,458.18 = 3,047.40/x
3. Step 3: Cross multiply
   5,404.52x = 7,458.18 × 3,047.40
4. Step 4: Simplify right side
   5,404.52x = 22,728,057.73
5. Step 5: Solve for x
   x = 22,728,057.73/5,404.52
6. Step 6: Final answer
   x = 4,205.38