Finding the Fourth Proportional to 4,083.81, 6,114.72 and 2,131.89

Step by Step Solution

1. Step 1: Write the proportion equation
   4,083.81 : 6,114.72 = 2,131.89 : x
2. Step 2: Convert to fraction form
   4,083.81/6,114.72 = 2,131.89/x
3. Step 3: Cross multiply
   4,083.81x = 6,114.72 × 2,131.89
4. Step 4: Simplify right side
   4,083.81x = 13,035,910.42
5. Step 5: Solve for x
   x = 13,035,910.42/4,083.81
6. Step 6: Final answer
   x = 3,192.10