Finding the Fourth Proportional to 1,182.55, 1,773.52 and 489.41

Step by Step Solution

1. Step 1: Write the proportion equation
   1,182.55 : 1,773.52 = 489.41 : x
2. Step 2: Convert to fraction form
   1,182.55/1,773.52 = 489.41/x
3. Step 3: Cross multiply
   1,182.55x = 1,773.52 × 489.41
4. Step 4: Simplify right side
   1,182.55x = 867,981.63
5. Step 5: Solve for x
   x = 867,981.63/1,182.55
6. Step 6: Final answer
   x = 733.99