Finding the Fourth Proportional to 3,683.39, 5,083.08 and 2,111.49

Step by Step Solution

1. Step 1: Write the proportion equation
   3,683.39 : 5,083.08 = 2,111.49 : x
2. Step 2: Convert to fraction form
   3,683.39/5,083.08 = 2,111.49/x
3. Step 3: Cross multiply
   3,683.39x = 5,083.08 × 2,111.49
4. Step 4: Simplify right side
   3,683.39x = 10,732,872.59
5. Step 5: Solve for x
   x = 10,732,872.59/3,683.39
6. Step 6: Final answer
   x = 2,913.86