Finding the Fourth Proportional to 1,982.07, 2,735.27 and 1,085.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,982.07 : 2,735.27 = 1,085.86 : x
2. Step 2: Convert to fraction form
   1,982.07/2,735.27 = 1,085.86/x
3. Step 3: Cross multiply
   1,982.07x = 2,735.27 × 1,085.86
4. Step 4: Simplify right side
   1,982.07x = 2,970,106.96
5. Step 5: Solve for x
   x = 2,970,106.96/1,982.07
6. Step 6: Final answer
   x = 1,498.49