Finding the Fourth Proportional to 2,548.51, 3,823.37 and 1,378.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,548.51 : 3,823.37 = 1,378.51 : x
2. Step 2: Convert to fraction form
   2,548.51/3,823.37 = 1,378.51/x
3. Step 3: Cross multiply
   2,548.51x = 3,823.37 × 1,378.51
4. Step 4: Simplify right side
   2,548.51x = 5,270,553.78
5. Step 5: Solve for x
   x = 5,270,553.78/2,548.51
6. Step 6: Final answer
   x = 2,068.09