Finding the Fourth Proportional to 2,280.22, 3,417.86 and 1,489.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,280.22 : 3,417.86 = 1,489.83 : x
2. Step 2: Convert to fraction form
   2,280.22/3,417.86 = 1,489.83/x
3. Step 3: Cross multiply
   2,280.22x = 3,417.86 × 1,489.83
4. Step 4: Simplify right side
   2,280.22x = 5,092,021.27
5. Step 5: Solve for x
   x = 5,092,021.27/2,280.22
6. Step 6: Final answer
   x = 2,233.13