Finding the Fourth Proportional to 1,578.98, 2,367.03 and 894.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,578.98 : 2,367.03 = 894.50 : x
2. Step 2: Convert to fraction form
   1,578.98/2,367.03 = 894.50/x
3. Step 3: Cross multiply
   1,578.98x = 2,367.03 × 894.50
4. Step 4: Simplify right side
   1,578.98x = 2,117,308.34
5. Step 5: Solve for x
   x = 2,117,308.34/1,578.98
6. Step 6: Final answer
   x = 1,340.93