Finding the Fourth Proportional to 1,134.82, 1,702.37 and 404.47

Step by Step Solution

1. Step 1: Write the proportion equation
   1,134.82 : 1,702.37 = 404.47 : x
2. Step 2: Convert to fraction form
   1,134.82/1,702.37 = 404.47/x
3. Step 3: Cross multiply
   1,134.82x = 1,702.37 × 404.47
4. Step 4: Simplify right side
   1,134.82x = 688,557.59
5. Step 5: Solve for x
   x = 688,557.59/1,134.82
6. Step 6: Final answer
   x = 606.75