Finding the Fourth Proportional to 3,303.59, 4,955.58 and 1,081.55

Step by Step Solution

1. Step 1: Write the proportion equation
   3,303.59 : 4,955.58 = 1,081.55 : x
2. Step 2: Convert to fraction form
   3,303.59/4,955.58 = 1,081.55/x
3. Step 3: Cross multiply
   3,303.59x = 4,955.58 × 1,081.55
4. Step 4: Simplify right side
   3,303.59x = 5,359,719.94
5. Step 5: Solve for x
   x = 5,359,719.94/3,303.59
6. Step 6: Final answer
   x = 1,622.40