Finding the Fourth Proportional to 1,922.78, 2,881.61 and 882.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,922.78 : 2,881.61 = 882.94 : x
2. Step 2: Convert to fraction form
   1,922.78/2,881.61 = 882.94/x
3. Step 3: Cross multiply
   1,922.78x = 2,881.61 × 882.94
4. Step 4: Simplify right side
   1,922.78x = 2,544,288.73
5. Step 5: Solve for x
   x = 2,544,288.73/1,922.78
6. Step 6: Final answer
   x = 1,323.23