Finding the Fourth Proportional to 3,654.69, 5,043.50 and 2,082.88

Step by Step Solution

1. Step 1: Write the proportion equation
   3,654.69 : 5,043.50 = 2,082.88 : x
2. Step 2: Convert to fraction form
   3,654.69/5,043.50 = 2,082.88/x
3. Step 3: Cross multiply
   3,654.69x = 5,043.50 × 2,082.88
4. Step 4: Simplify right side
   3,654.69x = 10,505,008.98
5. Step 5: Solve for x
   x = 10,505,008.98/3,654.69
6. Step 6: Final answer
   x = 2,874.39