Finding the Fourth Proportional to 4,003.12, 5,995.89 and 3,301.87

Step by Step Solution

1. Step 1: Write the proportion equation
   4,003.12 : 5,995.89 = 3,301.87 : x
2. Step 2: Convert to fraction form
   4,003.12/5,995.89 = 3,301.87/x
3. Step 3: Cross multiply
   4,003.12x = 5,995.89 × 3,301.87
4. Step 4: Simplify right side
   4,003.12x = 19,797,649.31
5. Step 5: Solve for x
   x = 19,797,649.31/4,003.12
6. Step 6: Final answer
   x = 4,945.55