Finding the Fourth Proportional to 1,603.46, 2,212.56 and 895.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,603.46 : 2,212.56 = 895.28 : x
2. Step 2: Convert to fraction form
   1,603.46/2,212.56 = 895.28/x
3. Step 3: Cross multiply
   1,603.46x = 2,212.56 × 895.28
4. Step 4: Simplify right side
   1,603.46x = 1,980,860.72
5. Step 5: Solve for x
   x = 1,980,860.72/1,603.46
6. Step 6: Final answer
   x = 1,235.37