Finding the Fourth Proportional to 1,591.94, 2,196.87 and 883.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,591.94 : 2,196.87 = 883.89 : x
2. Step 2: Convert to fraction form
   1,591.94/2,196.87 = 883.89/x
3. Step 3: Cross multiply
   1,591.94x = 2,196.87 × 883.89
4. Step 4: Simplify right side
   1,591.94x = 1,941,791.42
5. Step 5: Solve for x
   x = 1,941,791.42/1,591.94
6. Step 6: Final answer
   x = 1,219.77