Finding the Fourth Proportional to 3,665.34, 5,057.90 and 2,093.12

Step by Step Solution

1. Step 1: Write the proportion equation
   3,665.34 : 5,057.90 = 2,093.12 : x
2. Step 2: Convert to fraction form
   3,665.34/5,057.90 = 2,093.12/x
3. Step 3: Cross multiply
   3,665.34x = 5,057.90 × 2,093.12
4. Step 4: Simplify right side
   3,665.34x = 10,586,791.65
5. Step 5: Solve for x
   x = 10,586,791.65/3,665.34
6. Step 6: Final answer
   x = 2,888.35