Finding the Fourth Proportional to 2,759.32, 4,118.69 and 2,431.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,759.32 : 4,118.69 = 2,431.24 : x
2. Step 2: Convert to fraction form
   2,759.32/4,118.69 = 2,431.24/x
3. Step 3: Cross multiply
   2,759.32x = 4,118.69 × 2,431.24
4. Step 4: Simplify right side
   2,759.32x = 10,013,523.88
5. Step 5: Solve for x
   x = 10,013,523.88/2,759.32
6. Step 6: Final answer
   x = 3,628.98