Finding the Fourth Proportional to 2,418.45, 3,625.58 and 1,442.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,418.45 : 3,625.58 = 1,442.50 : x
2. Step 2: Convert to fraction form
   2,418.45/3,625.58 = 1,442.50/x
3. Step 3: Cross multiply
   2,418.45x = 3,625.58 × 1,442.50
4. Step 4: Simplify right side
   2,418.45x = 5,229,899.15
5. Step 5: Solve for x
   x = 5,229,899.15/2,418.45
6. Step 6: Final answer
   x = 2,162.50