Finding the Fourth Proportional to 2,116.06, 3,173.42 and 883.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,116.06 : 3,173.42 = 883.15 : x
2. Step 2: Convert to fraction form
   2,116.06/3,173.42 = 883.15/x
3. Step 3: Cross multiply
   2,116.06x = 3,173.42 × 883.15
4. Step 4: Simplify right side
   2,116.06x = 2,802,605.87
5. Step 5: Solve for x
   x = 2,802,605.87/2,116.06
6. Step 6: Final answer
   x = 1,324.45