Finding the Fourth Proportional to 2,251.55, 3,377.27 and 1,018.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,251.55 : 3,377.27 = 1,018.62 : x
2. Step 2: Convert to fraction form
   2,251.55/3,377.27 = 1,018.62/x
3. Step 3: Cross multiply
   2,251.55x = 3,377.27 × 1,018.62
4. Step 4: Simplify right side
   2,251.55x = 3,440,157.31
5. Step 5: Solve for x
   x = 3,440,157.31/2,251.55
6. Step 6: Final answer
   x = 1,527.90