Finding the Fourth Proportional to 3,266.82, 4,899.94 and 926.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,266.82 : 4,899.94 = 926.72 : x
2. Step 2: Convert to fraction form
   3,266.82/4,899.94 = 926.72/x
3. Step 3: Cross multiply
   3,266.82x = 4,899.94 × 926.72
4. Step 4: Simplify right side
   3,266.82x = 4,540,872.40
5. Step 5: Solve for x
   x = 4,540,872.40/3,266.82
6. Step 6: Final answer
   x = 1,390.00