Finding the Fourth Proportional to 1,558.52, 2,337.76 and 404.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,558.52 : 2,337.76 = 404.24 : x
2. Step 2: Convert to fraction form
   1,558.52/2,337.76 = 404.24/x
3. Step 3: Cross multiply
   1,558.52x = 2,337.76 × 404.24
4. Step 4: Simplify right side
   1,558.52x = 945,016.10
5. Step 5: Solve for x
   x = 945,016.10/1,558.52
6. Step 6: Final answer
   x = 606.35