Finding the Fourth Proportional to 2,554.15, 3,828.03 and 1,384.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,554.15 : 3,828.03 = 1,384.15 : x
2. Step 2: Convert to fraction form
   2,554.15/3,828.03 = 1,384.15/x
3. Step 3: Cross multiply
   2,554.15x = 3,828.03 × 1,384.15
4. Step 4: Simplify right side
   2,554.15x = 5,298,567.72
5. Step 5: Solve for x
   x = 5,298,567.72/2,554.15
6. Step 6: Final answer
   x = 2,074.49