Finding the Fourth Proportional to 2,554.65, 3,828.43 and 1,164.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,554.65 : 3,828.43 = 1,164.59 : x
2. Step 2: Convert to fraction form
   2,554.65/3,828.43 = 1,164.59/x
3. Step 3: Cross multiply
   2,554.65x = 3,828.43 × 1,164.59
4. Step 4: Simplify right side
   2,554.65x = 4,458,551.29
5. Step 5: Solve for x
   x = 4,458,551.29/2,554.65
6. Step 6: Final answer
   x = 1,745.27