Finding the Fourth Proportional to 1,062.59, 1,594.62 and 404.39

Step by Step Solution

1. Step 1: Write the proportion equation
   1,062.59 : 1,594.62 = 404.39 : x
2. Step 2: Convert to fraction form
   1,062.59/1,594.62 = 404.39/x
3. Step 3: Cross multiply
   1,062.59x = 1,594.62 × 404.39
4. Step 4: Simplify right side
   1,062.59x = 644,852.37
5. Step 5: Solve for x
   x = 644,852.37/1,062.59
6. Step 6: Final answer
   x = 606.87