Finding the Fourth Proportional to 3,683.46, 5,083.24 and 2,111.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,683.46 : 5,083.24 = 2,111.56 : x
2. Step 2: Convert to fraction form
   3,683.46/5,083.24 = 2,111.56/x
3. Step 3: Cross multiply
   3,683.46x = 5,083.24 × 2,111.56
4. Step 4: Simplify right side
   3,683.46x = 10,733,566.25
5. Step 5: Solve for x
   x = 10,733,566.25/3,683.46
6. Step 6: Final answer
   x = 2,913.99