Finding the Fourth Proportional to 1,629.72, 2,444.51 and 1,171.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,629.72 : 2,444.51 = 1,171.33 : x
2. Step 2: Convert to fraction form
   1,629.72/2,444.51 = 1,171.33/x
3. Step 3: Cross multiply
   1,629.72x = 2,444.51 × 1,171.33
4. Step 4: Simplify right side
   1,629.72x = 2,863,324.72
5. Step 5: Solve for x
   x = 2,863,324.72/1,629.72
6. Step 6: Final answer
   x = 1,756.94