Finding the Fourth Proportional to 2,617.34, 3,924.33 and 1,228.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,617.34 : 3,924.33 = 1,228.82 : x
2. Step 2: Convert to fraction form
   2,617.34/3,924.33 = 1,228.82/x
3. Step 3: Cross multiply
   2,617.34x = 3,924.33 × 1,228.82
4. Step 4: Simplify right side
   2,617.34x = 4,822,295.19
5. Step 5: Solve for x
   x = 4,822,295.19/2,617.34
6. Step 6: Final answer
   x = 1,842.44