Finding the Fourth Proportional to 1,151.02, 1,589.35 and 938.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,151.02 : 1,589.35 = 938.37 : x
2. Step 2: Convert to fraction form
   1,151.02/1,589.35 = 938.37/x
3. Step 3: Cross multiply
   1,151.02x = 1,589.35 × 938.37
4. Step 4: Simplify right side
   1,151.02x = 1,491,389.69
5. Step 5: Solve for x
   x = 1,491,389.69/1,151.02
6. Step 6: Final answer
   x = 1,295.71