Finding the Fourth Proportional to 4,013.18, 5,538.27 and 2,419.82

Step by Step Solution

1. Step 1: Write the proportion equation
   4,013.18 : 5,538.27 = 2,419.82 : x
2. Step 2: Convert to fraction form
   4,013.18/5,538.27 = 2,419.82/x
3. Step 3: Cross multiply
   4,013.18x = 5,538.27 × 2,419.82
4. Step 4: Simplify right side
   4,013.18x = 13,401,649.82
5. Step 5: Solve for x
   x = 13,401,649.82/4,013.18
6. Step 6: Final answer
   x = 3,339.41