Finding the Fourth Proportional to 1,150.03, 1,587.08 and 626.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,150.03 : 1,587.08 = 626.10 : x
2. Step 2: Convert to fraction form
   1,150.03/1,587.08 = 626.10/x
3. Step 3: Cross multiply
   1,150.03x = 1,587.08 × 626.10
4. Step 4: Simplify right side
   1,150.03x = 993,662.88
5. Step 5: Solve for x
   x = 993,662.88/1,150.03
6. Step 6: Final answer
   x = 864.03