Finding the Fourth Proportional to 3,059.16, 4,588.56 and 1,111.68

Step by Step Solution

1. Step 1: Write the proportion equation
   3,059.16 : 4,588.56 = 1,111.68 : x
2. Step 2: Convert to fraction form
   3,059.16/4,588.56 = 1,111.68/x
3. Step 3: Cross multiply
   3,059.16x = 4,588.56 × 1,111.68
4. Step 4: Simplify right side
   3,059.16x = 5,101,010.38
5. Step 5: Solve for x
   x = 5,101,010.38/3,059.16
6. Step 6: Final answer
   x = 1,667.45