Finding the Fourth Proportional to 1,444.84, 1,994 and 855.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,444.84 : 1,994 = 855.52 : x
2. Step 2: Convert to fraction form
   1,444.84/1,994 = 855.52/x
3. Step 3: Cross multiply
   1,444.84x = 1,994 × 855.52
4. Step 4: Simplify right side
   1,444.84x = 1,705,906.88
5. Step 5: Solve for x
   x = 1,705,906.88/1,444.84
6. Step 6: Final answer
   x = 1,180.69