Finding the Fourth Proportional to 3,581.46, 5,372.22 and 1,116.18

Step by Step Solution

1. Step 1: Write the proportion equation
   3,581.46 : 5,372.22 = 1,116.18 : x
2. Step 2: Convert to fraction form
   3,581.46/5,372.22 = 1,116.18/x
3. Step 3: Cross multiply
   3,581.46x = 5,372.22 × 1,116.18
4. Step 4: Simplify right side
   3,581.46x = 5,996,364.52
5. Step 5: Solve for x
   x = 5,996,364.52/3,581.46
6. Step 6: Final answer
   x = 1,674.28