Finding the Fourth Proportional to 1,558.30, 2,150.22 and 895.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,558.30 : 2,150.22 = 895.18 : x
2. Step 2: Convert to fraction form
   1,558.30/2,150.22 = 895.18/x
3. Step 3: Cross multiply
   1,558.30x = 2,150.22 × 895.18
4. Step 4: Simplify right side
   1,558.30x = 1,924,833.94
5. Step 5: Solve for x
   x = 1,924,833.94/1,558.30
6. Step 6: Final answer
   x = 1,235.21