Finding the Fourth Proportional to 1,123.03, 1,548.37 and 965.35

Step by Step Solution

1. Step 1: Write the proportion equation
   1,123.03 : 1,548.37 = 965.35 : x
2. Step 2: Convert to fraction form
   1,123.03/1,548.37 = 965.35/x
3. Step 3: Cross multiply
   1,123.03x = 1,548.37 × 965.35
4. Step 4: Simplify right side
   1,123.03x = 1,494,706.41
5. Step 5: Solve for x
   x = 1,494,706.41/1,123.03
6. Step 6: Final answer
   x = 1,330.96