Finding the Fourth Proportional to 2,384.40, 3,290.52 and 1,336.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,384.40 : 3,290.52 = 1,336.52 : x
2. Step 2: Convert to fraction form
   2,384.40/3,290.52 = 1,336.52/x
3. Step 3: Cross multiply
   2,384.40x = 3,290.52 × 1,336.52
4. Step 4: Simplify right side
   2,384.40x = 4,397,845.79
5. Step 5: Solve for x
   x = 4,397,845.79/2,384.40
6. Step 6: Final answer
   x = 1,844.42