Finding the Fourth Proportional to 5,399.34, 7,451.46 and 3,303.78

Step by Step Solution

1. Step 1: Write the proportion equation
   5,399.34 : 7,451.46 = 3,303.78 : x
2. Step 2: Convert to fraction form
   5,399.34/7,451.46 = 3,303.78/x
3. Step 3: Cross multiply
   5,399.34x = 7,451.46 × 3,303.78
4. Step 4: Simplify right side
   5,399.34x = 24,617,984.52
5. Step 5: Solve for x
   x = 24,617,984.52/5,399.34
6. Step 6: Final answer
   x = 4,559.44