Finding the Fourth Proportional to 1,096.03, 1,503.89 and 1,085.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,096.03 : 1,503.89 = 1,085.71 : x
2. Step 2: Convert to fraction form
   1,096.03/1,503.89 = 1,085.71/x
3. Step 3: Cross multiply
   1,096.03x = 1,503.89 × 1,085.71
4. Step 4: Simplify right side
   1,096.03x = 1,632,788.41
5. Step 5: Solve for x
   x = 1,632,788.41/1,096.03
6. Step 6: Final answer
   x = 1,489.73