Finding the Fourth Proportional to 2,227.91, 3,074.45 and 1,233.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,227.91 : 3,074.45 = 1,233.15 : x
2. Step 2: Convert to fraction form
   2,227.91/3,074.45 = 1,233.15/x
3. Step 3: Cross multiply
   2,227.91x = 3,074.45 × 1,233.15
4. Step 4: Simplify right side
   2,227.91x = 3,791,251.85
5. Step 5: Solve for x
   x = 3,791,251.85/2,227.91
6. Step 6: Final answer
   x = 1,701.71