Finding the Fourth Proportional to 1,174.01, 1,760.47 and 443.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,174.01 : 1,760.47 = 443.59 : x
2. Step 2: Convert to fraction form
   1,174.01/1,760.47 = 443.59/x
3. Step 3: Cross multiply
   1,174.01x = 1,760.47 × 443.59
4. Step 4: Simplify right side
   1,174.01x = 780,921.38
5. Step 5: Solve for x
   x = 780,921.38/1,174.01
6. Step 6: Final answer
   x = 665.18