Finding the Fourth Proportional to 2,362.81, 3,538.82 and 1,131.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,362.81 : 3,538.82 = 1,131.09 : x
2. Step 2: Convert to fraction form
   2,362.81/3,538.82 = 1,131.09/x
3. Step 3: Cross multiply
   2,362.81x = 3,538.82 × 1,131.09
4. Step 4: Simplify right side
   2,362.81x = 4,002,700.56
5. Step 5: Solve for x
   x = 4,002,700.56/2,362.81
6. Step 6: Final answer
   x = 1,694.04