Finding the Fourth Proportional to 4,275.24, 5,903.90 and 4,042.28

Step by Step Solution

1. Step 1: Write the proportion equation
   4,275.24 : 5,903.90 = 4,042.28 : x
2. Step 2: Convert to fraction form
   4,275.24/5,903.90 = 4,042.28/x
3. Step 3: Cross multiply
   4,275.24x = 5,903.90 × 4,042.28
4. Step 4: Simplify right side
   4,275.24x = 23,865,216.89
5. Step 5: Solve for x
   x = 23,865,216.89/4,275.24
6. Step 6: Final answer
   x = 5,582.19