Finding the Fourth Proportional to 2,227.76, 3,074.34 and 1,233.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,227.76 : 3,074.34 = 1,233.12 : x
2. Step 2: Convert to fraction form
   2,227.76/3,074.34 = 1,233.12/x
3. Step 3: Cross multiply
   2,227.76x = 3,074.34 × 1,233.12
4. Step 4: Simplify right side
   2,227.76x = 3,791,030.14
5. Step 5: Solve for x
   x = 3,791,030.14/2,227.76
6. Step 6: Final answer
   x = 1,701.73