Finding the Fourth Proportional to 2,803.31, 3,868.59 and 1,544.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,803.31 : 3,868.59 = 1,544.39 : x
2. Step 2: Convert to fraction form
   2,803.31/3,868.59 = 1,544.39/x
3. Step 3: Cross multiply
   2,803.31x = 3,868.59 × 1,544.39
4. Step 4: Simplify right side
   2,803.31x = 5,974,592.37
5. Step 5: Solve for x
   x = 5,974,592.37/2,803.31
6. Step 6: Final answer
   x = 2,131.27