Finding the Fourth Proportional to 2,521.56, 3,487.50 and 2,259.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,521.56 : 3,487.50 = 2,259.48 : x
2. Step 2: Convert to fraction form
   2,521.56/3,487.50 = 2,259.48/x
3. Step 3: Cross multiply
   2,521.56x = 3,487.50 × 2,259.48
4. Step 4: Simplify right side
   2,521.56x = 7,879,936.50
5. Step 5: Solve for x
   x = 7,879,936.50/2,521.56
6. Step 6: Final answer
   x = 3,125.02