Finding the Fourth Proportional to 2,417.82, 3,336.57 and 1,369.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,417.82 : 3,336.57 = 1,369.89 : x
2. Step 2: Convert to fraction form
   2,417.82/3,336.57 = 1,369.89/x
3. Step 3: Cross multiply
   2,417.82x = 3,336.57 × 1,369.89
4. Step 4: Simplify right side
   2,417.82x = 4,570,733.88
5. Step 5: Solve for x
   x = 4,570,733.88/2,417.82
6. Step 6: Final answer
   x = 1,890.44