Finding the Fourth Proportional to 2,226.34, 3,072.72 and 1,294.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,226.34 : 3,072.72 = 1,294.84 : x
2. Step 2: Convert to fraction form
   2,226.34/3,072.72 = 1,294.84/x
3. Step 3: Cross multiply
   2,226.34x = 3,072.72 × 1,294.84
4. Step 4: Simplify right side
   2,226.34x = 3,978,680.76
5. Step 5: Solve for x
   x = 3,978,680.76/2,226.34
6. Step 6: Final answer
   x = 1,787.09