Finding the Fourth Proportional to 1,896.39, 2,617.50 and 1,150.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,896.39 : 2,617.50 = 1,150.38 : x
2. Step 2: Convert to fraction form
   1,896.39/2,617.50 = 1,150.38/x
3. Step 3: Cross multiply
   1,896.39x = 2,617.50 × 1,150.38
4. Step 4: Simplify right side
   1,896.39x = 3,011,119.65
5. Step 5: Solve for x
   x = 3,011,119.65/1,896.39
6. Step 6: Final answer
   x = 1,587.82