Finding the Fourth Proportional to 2,388.38, 3,581.42 and 744.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,388.38 : 3,581.42 = 744.94 : x
2. Step 2: Convert to fraction form
   2,388.38/3,581.42 = 744.94/x
3. Step 3: Cross multiply
   2,388.38x = 3,581.42 × 744.94
4. Step 4: Simplify right side
   2,388.38x = 2,667,943.01
5. Step 5: Solve for x
   x = 2,667,943.01/2,388.38
6. Step 6: Final answer
   x = 1,117.05