Finding the Fourth Proportional to 2,500.24, 3,448.56 and 1,555.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,500.24 : 3,448.56 = 1,555.24 : x
2. Step 2: Convert to fraction form
   2,500.24/3,448.56 = 1,555.24/x
3. Step 3: Cross multiply
   2,500.24x = 3,448.56 × 1,555.24
4. Step 4: Simplify right side
   2,500.24x = 5,363,338.45
5. Step 5: Solve for x
   x = 5,363,338.45/2,500.24
6. Step 6: Final answer
   x = 2,145.13