Finding the Fourth Proportional to 2,228.10, 3,074.59 and 1,233.13

Step by Step Solution

1. Step 1: Write the proportion equation
   2,228.10 : 3,074.59 = 1,233.13 : x
2. Step 2: Convert to fraction form
   2,228.10/3,074.59 = 1,233.13/x
3. Step 3: Cross multiply
   2,228.10x = 3,074.59 × 1,233.13
4. Step 4: Simplify right side
   2,228.10x = 3,791,369.17
5. Step 5: Solve for x
   x = 3,791,369.17/2,228.10
6. Step 6: Final answer
   x = 1,701.62