Finding the Fourth Proportional to 1,518.37, 2,095.32 and 855.23

Step by Step Solution

1. Step 1: Write the proportion equation
   1,518.37 : 2,095.32 = 855.23 : x
2. Step 2: Convert to fraction form
   1,518.37/2,095.32 = 855.23/x
3. Step 3: Cross multiply
   1,518.37x = 2,095.32 × 855.23
4. Step 4: Simplify right side
   1,518.37x = 1,791,980.52
5. Step 5: Solve for x
   x = 1,791,980.52/1,518.37
6. Step 6: Final answer
   x = 1,180.20