Finding the Fourth Proportional to 3,443.28, 4,753.89 and 2,266.35

Step by Step Solution

1. Step 1: Write the proportion equation
   3,443.28 : 4,753.89 = 2,266.35 : x
2. Step 2: Convert to fraction form
   3,443.28/4,753.89 = 2,266.35/x
3. Step 3: Cross multiply
   3,443.28x = 4,753.89 × 2,266.35
4. Step 4: Simplify right side
   3,443.28x = 10,773,978.60
5. Step 5: Solve for x
   x = 10,773,978.60/3,443.28
6. Step 6: Final answer
   x = 3,128.99