Finding the Fourth Proportional to 2,233.06, 3,346.37 and 1,257.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,233.06 : 3,346.37 = 1,257.10 : x
2. Step 2: Convert to fraction form
   2,233.06/3,346.37 = 1,257.10/x
3. Step 3: Cross multiply
   2,233.06x = 3,346.37 × 1,257.10
4. Step 4: Simplify right side
   2,233.06x = 4,206,721.73
5. Step 5: Solve for x
   x = 4,206,721.73/2,233.06
6. Step 6: Final answer
   x = 1,883.84