Finding the Fourth Proportional to 2,546.24, 3,815.56 and 2,087.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,546.24 : 3,815.56 = 2,087.24 : x
2. Step 2: Convert to fraction form
   2,546.24/3,815.56 = 2,087.24/x
3. Step 3: Cross multiply
   2,546.24x = 3,815.56 × 2,087.24
4. Step 4: Simplify right side
   2,546.24x = 7,963,989.45
5. Step 5: Solve for x
   x = 7,963,989.45/2,546.24
6. Step 6: Final answer
   x = 3,127.75