Finding the Fourth Proportional to 3,684.16, 5,083.98 and 2,111.96

Step by Step Solution

1. Step 1: Write the proportion equation
   3,684.16 : 5,083.98 = 2,111.96 : x
2. Step 2: Convert to fraction form
   3,684.16/5,083.98 = 2,111.96/x
3. Step 3: Cross multiply
   3,684.16x = 5,083.98 × 2,111.96
4. Step 4: Simplify right side
   3,684.16x = 10,737,162.40
5. Step 5: Solve for x
   x = 10,737,162.40/3,684.16
6. Step 6: Final answer
   x = 2,914.41