Finding the Fourth Proportional to 2,116.37, 3,175.09 and 883.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,116.37 : 3,175.09 = 883.15 : x
2. Step 2: Convert to fraction form
   2,116.37/3,175.09 = 883.15/x
3. Step 3: Cross multiply
   2,116.37x = 3,175.09 × 883.15
4. Step 4: Simplify right side
   2,116.37x = 2,804,070.59
5. Step 5: Solve for x
   x = 2,804,070.59/2,116.37
6. Step 6: Final answer
   x = 1,324.94