Finding the Fourth Proportional to 2,248.89, 3,375.15 and 1,425.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,248.89 : 3,375.15 = 1,425.12 : x
2. Step 2: Convert to fraction form
   2,248.89/3,375.15 = 1,425.12/x
3. Step 3: Cross multiply
   2,248.89x = 3,375.15 × 1,425.12
4. Step 4: Simplify right side
   2,248.89x = 4,809,993.77
5. Step 5: Solve for x
   x = 4,809,993.77/2,248.89
6. Step 6: Final answer
   x = 2,138.83