Finding the Fourth Proportional to 2,240.79, 3,359.15 and 942.36

Step by Step Solution

1. Step 1: Write the proportion equation
   2,240.79 : 3,359.15 = 942.36 : x
2. Step 2: Convert to fraction form
   2,240.79/3,359.15 = 942.36/x
3. Step 3: Cross multiply
   2,240.79x = 3,359.15 × 942.36
4. Step 4: Simplify right side
   2,240.79x = 3,165,528.59
5. Step 5: Solve for x
   x = 3,165,528.59/2,240.79
6. Step 6: Final answer
   x = 1,412.68