Finding the Fourth Proportional to 3,654.84, 5,042.43 and 2,082.54

Step by Step Solution

1. Step 1: Write the proportion equation
   3,654.84 : 5,042.43 = 2,082.54 : x
2. Step 2: Convert to fraction form
   3,654.84/5,042.43 = 2,082.54/x
3. Step 3: Cross multiply
   3,654.84x = 5,042.43 × 2,082.54
4. Step 4: Simplify right side
   3,654.84x = 10,501,062.17
5. Step 5: Solve for x
   x = 10,501,062.17/3,654.84
6. Step 6: Final answer
   x = 2,873.19