Finding the Fourth Proportional to 1,003.88, 1,498.12 and 894.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,003.88 : 1,498.12 = 894.54 : x
2. Step 2: Convert to fraction form
   1,003.88/1,498.12 = 894.54/x
3. Step 3: Cross multiply
   1,003.88x = 1,498.12 × 894.54
4. Step 4: Simplify right side
   1,003.88x = 1,340,128.26
5. Step 5: Solve for x
   x = 1,340,128.26/1,003.88
6. Step 6: Final answer
   x = 1,334.95