Finding the Fourth Proportional to 2,168.83, 2,993 and 1,174.11

Step by Step Solution

1. Step 1: Write the proportion equation
   2,168.83 : 2,993 = 1,174.11 : x
2. Step 2: Convert to fraction form
   2,168.83/2,993 = 1,174.11/x
3. Step 3: Cross multiply
   2,168.83x = 2,993 × 1,174.11
4. Step 4: Simplify right side
   2,168.83x = 3,514,111.23
5. Step 5: Solve for x
   x = 3,514,111.23/2,168.83
6. Step 6: Final answer
   x = 1,620.28