Finding the Fourth Proportional to 1,150.73, 1,588.00 and 626.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,150.73 : 1,588.00 = 626.76 : x
2. Step 2: Convert to fraction form
   1,150.73/1,588.00 = 626.76/x
3. Step 3: Cross multiply
   1,150.73x = 1,588.00 × 626.76
4. Step 4: Simplify right side
   1,150.73x = 995,293.47
5. Step 5: Solve for x
   x = 995,293.47/1,150.73
6. Step 6: Final answer
   x = 864.93