Finding the Fourth Proportional to 3,112.56, 4,667.40 and 1,163.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,112.56 : 4,667.40 = 1,163.52 : x
2. Step 2: Convert to fraction form
   3,112.56/4,667.40 = 1,163.52/x
3. Step 3: Cross multiply
   3,112.56x = 4,667.40 × 1,163.52
4. Step 4: Simplify right side
   3,112.56x = 5,430,613.25
5. Step 5: Solve for x
   x = 5,430,613.25/3,112.56
6. Step 6: Final answer
   x = 1,744.74