Finding the Fourth Proportional to 4,123.24, 5,689.86 and 2,259.88

Step by Step Solution

1. Step 1: Write the proportion equation
   4,123.24 : 5,689.86 = 2,259.88 : x
2. Step 2: Convert to fraction form
   4,123.24/5,689.86 = 2,259.88/x
3. Step 3: Cross multiply
   4,123.24x = 5,689.86 × 2,259.88
4. Step 4: Simplify right side
   4,123.24x = 12,858,400.82
5. Step 5: Solve for x
   x = 12,858,400.82/4,123.24
6. Step 6: Final answer
   x = 3,118.52