Finding the Fourth Proportional to 1,130.27, 1,559.71 and 632.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,130.27 : 1,559.71 = 632.83 : x
2. Step 2: Convert to fraction form
   1,130.27/1,559.71 = 632.83/x
3. Step 3: Cross multiply
   1,130.27x = 1,559.71 × 632.83
4. Step 4: Simplify right side
   1,130.27x = 987,027.54
5. Step 5: Solve for x
   x = 987,027.54/1,130.27
6. Step 6: Final answer
   x = 873.27