Finding the Fourth Proportional to 1,117.52, 1,673.82 and 630.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,117.52 : 1,673.82 = 630.28 : x
2. Step 2: Convert to fraction form
   1,117.52/1,673.82 = 630.28/x
3. Step 3: Cross multiply
   1,117.52x = 1,673.82 × 630.28
4. Step 4: Simplify right side
   1,117.52x = 1,054,975.27
5. Step 5: Solve for x
   x = 1,054,975.27/1,117.52
6. Step 6: Final answer
   x = 944.03