Finding the Fourth Proportional to 1,150.24, 1,587.34 and 626.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,150.24 : 1,587.34 = 626.27 : x
2. Step 2: Convert to fraction form
   1,150.24/1,587.34 = 626.27/x
3. Step 3: Cross multiply
   1,150.24x = 1,587.34 × 626.27
4. Step 4: Simplify right side
   1,150.24x = 994,107.90
5. Step 5: Solve for x
   x = 994,107.90/1,150.24
6. Step 6: Final answer
   x = 864.26