Finding the Fourth Proportional to 1,085.95, 1,496.86 and 849.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,085.95 : 1,496.86 = 849.49 : x
2. Step 2: Convert to fraction form
   1,085.95/1,496.86 = 849.49/x
3. Step 3: Cross multiply
   1,085.95x = 1,496.86 × 849.49
4. Step 4: Simplify right side
   1,085.95x = 1,271,555.87
5. Step 5: Solve for x
   x = 1,271,555.87/1,085.95
6. Step 6: Final answer
   x = 1,170.92