Finding the Fourth Proportional to 3,071, 4,606.55 and 1,123.19

Step by Step Solution

1. Step 1: Write the proportion equation
   3,071 : 4,606.55 = 1,123.19 : x
2. Step 2: Convert to fraction form
   3,071/4,606.55 = 1,123.19/x
3. Step 3: Cross multiply
   3,071x = 4,606.55 × 1,123.19
4. Step 4: Simplify right side
   3,071x = 5,174,030.89
5. Step 5: Solve for x
   x = 5,174,030.89/3,071
6. Step 6: Final answer
   x = 1,684.80