Finding the Fourth Proportional to 2,384.91, 3,578.23 and 1,068.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,384.91 : 3,578.23 = 1,068.55 : x
2. Step 2: Convert to fraction form
   2,384.91/3,578.23 = 1,068.55/x
3. Step 3: Cross multiply
   2,384.91x = 3,578.23 × 1,068.55
4. Step 4: Simplify right side
   2,384.91x = 3,823,512.32
5. Step 5: Solve for x
   x = 3,823,512.32/2,384.91
6. Step 6: Final answer
   x = 1,603.21