Finding the Fourth Proportional to 1,174.43, 1,761.24 and 404.75

Step by Step Solution

1. Step 1: Write the proportion equation
   1,174.43 : 1,761.24 = 404.75 : x
2. Step 2: Convert to fraction form
   1,174.43/1,761.24 = 404.75/x
3. Step 3: Cross multiply
   1,174.43x = 1,761.24 × 404.75
4. Step 4: Simplify right side
   1,174.43x = 712,861.89
5. Step 5: Solve for x
   x = 712,861.89/1,174.43
6. Step 6: Final answer
   x = 606.99