Finding the Fourth Proportional to 1,591.26, 2,196.06 and 883.17

Step by Step Solution

1. Step 1: Write the proportion equation
   1,591.26 : 2,196.06 = 883.17 : x
2. Step 2: Convert to fraction form
   1,591.26/2,196.06 = 883.17/x
3. Step 3: Cross multiply
   1,591.26x = 2,196.06 × 883.17
4. Step 4: Simplify right side
   1,591.26x = 1,939,494.31
5. Step 5: Solve for x
   x = 1,939,494.31/1,591.26
6. Step 6: Final answer
   x = 1,218.84