Finding the Fourth Proportional to 2,551.56, 3,828.42 and 1,395.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,551.56 : 3,828.42 = 1,395.96 : x
2. Step 2: Convert to fraction form
   2,551.56/3,828.42 = 1,395.96/x
3. Step 3: Cross multiply
   2,551.56x = 3,828.42 × 1,395.96
4. Step 4: Simplify right side
   2,551.56x = 5,344,321.18
5. Step 5: Solve for x
   x = 5,344,321.18/2,551.56
6. Step 6: Final answer
   x = 2,094.53