Finding the Fourth Proportional to 1,150.38, 1,586.81 and 1,003.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,150.38 : 1,586.81 = 1,003.37 : x
2. Step 2: Convert to fraction form
   1,150.38/1,586.81 = 1,003.37/x
3. Step 3: Cross multiply
   1,150.38x = 1,586.81 × 1,003.37
4. Step 4: Simplify right side
   1,150.38x = 1,592,157.55
5. Step 5: Solve for x
   x = 1,592,157.55/1,150.38
6. Step 6: Final answer
   x = 1,384.03