Finding the Fourth Proportional to 1,558.39, 2,150.61 and 895.19

Step by Step Solution

1. Step 1: Write the proportion equation
   1,558.39 : 2,150.61 = 895.19 : x
2. Step 2: Convert to fraction form
   1,558.39/2,150.61 = 895.19/x
3. Step 3: Cross multiply
   1,558.39x = 2,150.61 × 895.19
4. Step 4: Simplify right side
   1,558.39x = 1,925,205.82
5. Step 5: Solve for x
   x = 1,925,205.82/1,558.39
6. Step 6: Final answer
   x = 1,235.38