Finding the Fourth Proportional to 1,116.34, 1,674.43 and 294.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,116.34 : 1,674.43 = 294.59 : x
2. Step 2: Convert to fraction form
   1,116.34/1,674.43 = 294.59/x
3. Step 3: Cross multiply
   1,116.34x = 1,674.43 × 294.59
4. Step 4: Simplify right side
   1,116.34x = 493,273.78
5. Step 5: Solve for x
   x = 493,273.78/1,116.34
6. Step 6: Final answer
   x = 441.87