Finding the Fourth Proportional to 1,591.59, 2,196.36 and 883.43

Step by Step Solution

1. Step 1: Write the proportion equation
   1,591.59 : 2,196.36 = 883.43 : x
2. Step 2: Convert to fraction form
   1,591.59/2,196.36 = 883.43/x
3. Step 3: Cross multiply
   1,591.59x = 2,196.36 × 883.43
4. Step 4: Simplify right side
   1,591.59x = 1,940,330.31
5. Step 5: Solve for x
   x = 1,940,330.31/1,591.59
6. Step 6: Final answer
   x = 1,219.11