Finding the Fourth Proportional to 3,071.53, 4,607.76 and 1,123.27

Step by Step Solution

1. Step 1: Write the proportion equation
   3,071.53 : 4,607.76 = 1,123.27 : x
2. Step 2: Convert to fraction form
   3,071.53/4,607.76 = 1,123.27/x
3. Step 3: Cross multiply
   3,071.53x = 4,607.76 × 1,123.27
4. Step 4: Simplify right side
   3,071.53x = 5,175,758.58
5. Step 5: Solve for x
   x = 5,175,758.58/3,071.53
6. Step 6: Final answer
   x = 1,685.08