Finding the Fourth Proportional to 2,242.74, 3,361.56 and 1,144.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,242.74 : 3,361.56 = 1,144.79 : x
2. Step 2: Convert to fraction form
   2,242.74/3,361.56 = 1,144.79/x
3. Step 3: Cross multiply
   2,242.74x = 3,361.56 × 1,144.79
4. Step 4: Simplify right side
   2,242.74x = 3,848,263.46
5. Step 5: Solve for x
   x = 3,848,263.46/2,242.74
6. Step 6: Final answer
   x = 1,715.88