Finding the Fourth Proportional to 2,575.54, 3,554.34 and 1,513.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,575.54 : 3,554.34 = 1,513.31 : x
2. Step 2: Convert to fraction form
   2,575.54/3,554.34 = 1,513.31/x
3. Step 3: Cross multiply
   2,575.54x = 3,554.34 × 1,513.31
4. Step 4: Simplify right side
   2,575.54x = 5,378,818.27
5. Step 5: Solve for x
   x = 5,378,818.27/2,575.54
6. Step 6: Final answer
   x = 2,088.43