Finding the Fourth Proportional to 2,384.08, 3,290.16 and 1,336.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,384.08 : 3,290.16 = 1,336.12 : x
2. Step 2: Convert to fraction form
   2,384.08/3,290.16 = 1,336.12/x
3. Step 3: Cross multiply
   2,384.08x = 3,290.16 × 1,336.12
4. Step 4: Simplify right side
   2,384.08x = 4,396,048.58
5. Step 5: Solve for x
   x = 4,396,048.58/2,384.08
6. Step 6: Final answer
   x = 1,843.92