Finding the Fourth Proportional to 2,424.89, 3,345.35 and 1,540.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,424.89 : 3,345.35 = 1,540.37 : x
2. Step 2: Convert to fraction form
   2,424.89/3,345.35 = 1,540.37/x
3. Step 3: Cross multiply
   2,424.89x = 3,345.35 × 1,540.37
4. Step 4: Simplify right side
   2,424.89x = 5,153,052.35
5. Step 5: Solve for x
   x = 5,153,052.35/2,424.89
6. Step 6: Final answer
   x = 2,125.07