Finding the Fourth Proportional to 1,174.89, 1,619.61 and 894.63

Step by Step Solution

1. Step 1: Write the proportion equation
   1,174.89 : 1,619.61 = 894.63 : x
2. Step 2: Convert to fraction form
   1,174.89/1,619.61 = 894.63/x
3. Step 3: Cross multiply
   1,174.89x = 1,619.61 × 894.63
4. Step 4: Simplify right side
   1,174.89x = 1,448,951.69
5. Step 5: Solve for x
   x = 1,448,951.69/1,174.89
6. Step 6: Final answer
   x = 1,233.27