Finding the Fourth Proportional to 1,484.96, 2,049.33 and 855.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,484.96 : 2,049.33 = 855.56 : x
2. Step 2: Convert to fraction form
   1,484.96/2,049.33 = 855.56/x
3. Step 3: Cross multiply
   1,484.96x = 2,049.33 × 855.56
4. Step 4: Simplify right side
   1,484.96x = 1,753,314.53
5. Step 5: Solve for x
   x = 1,753,314.53/1,484.96
6. Step 6: Final answer
   x = 1,180.72