Finding the Fourth Proportional to 1,552.73, 2,142.83 and 854.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,552.73 : 2,142.83 = 854.06 : x
2. Step 2: Convert to fraction form
   1,552.73/2,142.83 = 854.06/x
3. Step 3: Cross multiply
   1,552.73x = 2,142.83 × 854.06
4. Step 4: Simplify right side
   1,552.73x = 1,830,105.39
5. Step 5: Solve for x
   x = 1,830,105.39/1,552.73
6. Step 6: Final answer
   x = 1,178.64