Finding the Fourth Proportional to 2,803.32, 3,868.71 and 1,544.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,803.32 : 3,868.71 = 1,544.40 : x
2. Step 2: Convert to fraction form
   2,803.32/3,868.71 = 1,544.40/x
3. Step 3: Cross multiply
   2,803.32x = 3,868.71 × 1,544.40
4. Step 4: Simplify right side
   2,803.32x = 5,974,835.72
5. Step 5: Solve for x
   x = 5,974,835.72/2,803.32
6. Step 6: Final answer
   x = 2,131.34