Finding the Fourth Proportional to 3,071.58, 4,606.89 and 1,123.32

Step by Step Solution

1. Step 1: Write the proportion equation
   3,071.58 : 4,606.89 = 1,123.32 : x
2. Step 2: Convert to fraction form
   3,071.58/4,606.89 = 1,123.32/x
3. Step 3: Cross multiply
   3,071.58x = 4,606.89 × 1,123.32
4. Step 4: Simplify right side
   3,071.58x = 5,175,011.67
5. Step 5: Solve for x
   x = 5,175,011.67/3,071.58
6. Step 6: Final answer
   x = 1,684.80