Finding the Fourth Proportional to 3,111.99, 4,668.59 and 1,164.07

Step by Step Solution

1. Step 1: Write the proportion equation
   3,111.99 : 4,668.59 = 1,164.07 : x
2. Step 2: Convert to fraction form
   3,111.99/4,668.59 = 1,164.07/x
3. Step 3: Cross multiply
   3,111.99x = 4,668.59 × 1,164.07
4. Step 4: Simplify right side
   3,111.99x = 5,434,565.56
5. Step 5: Solve for x
   x = 5,434,565.56/3,111.99
6. Step 6: Final answer
   x = 1,746.33