Finding the Fourth Proportional to 3,683.41, 5,083.16 and 2,111.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,683.41 : 5,083.16 = 2,111.50 : x
2. Step 2: Convert to fraction form
   3,683.41/5,083.16 = 2,111.50/x
3. Step 3: Cross multiply
   3,683.41x = 5,083.16 × 2,111.50
4. Step 4: Simplify right side
   3,683.41x = 10,733,092.34
5. Step 5: Solve for x
   x = 10,733,092.34/3,683.41
6. Step 6: Final answer
   x = 2,913.90