Finding the Fourth Proportional to 2,554.56, 3,830.04 and 993.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,554.56 : 3,830.04 = 993.27 : x
2. Step 2: Convert to fraction form
   2,554.56/3,830.04 = 993.27/x
3. Step 3: Cross multiply
   2,554.56x = 3,830.04 × 993.27
4. Step 4: Simplify right side
   2,554.56x = 3,804,263.83
5. Step 5: Solve for x
   x = 3,804,263.83/2,554.56
6. Step 6: Final answer
   x = 1,489.21