Finding the Fourth Proportional to 1,544.18, 2,325.48 and 1,399.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,544.18 : 2,325.48 = 1,399.59 : x
2. Step 2: Convert to fraction form
   1,544.18/2,325.48 = 1,399.59/x
3. Step 3: Cross multiply
   1,544.18x = 2,325.48 × 1,399.59
4. Step 4: Simplify right side
   1,544.18x = 3,254,718.55
5. Step 5: Solve for x
   x = 3,254,718.55/1,544.18
6. Step 6: Final answer
   x = 2,107.74