Finding the Fourth Proportional to 2,544.42, 3,511.51 and 1,425.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,544.42 : 3,511.51 = 1,425.34 : x
2. Step 2: Convert to fraction form
   2,544.42/3,511.51 = 1,425.34/x
3. Step 3: Cross multiply
   2,544.42x = 3,511.51 × 1,425.34
4. Step 4: Simplify right side
   2,544.42x = 5,005,104.51
5. Step 5: Solve for x
   x = 5,005,104.51/2,544.42
6. Step 6: Final answer
   x = 1,967.09