Finding the Fourth Proportional to 2,927.37, 4,389.00 and 1,078.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,927.37 : 4,389.00 = 1,078.24 : x
2. Step 2: Convert to fraction form
   2,927.37/4,389.00 = 1,078.24/x
3. Step 3: Cross multiply
   2,927.37x = 4,389.00 × 1,078.24
4. Step 4: Simplify right side
   2,927.37x = 4,732,389.97
5. Step 5: Solve for x
   x = 4,732,389.97/2,927.37
6. Step 6: Final answer
   x = 1,616.60