Finding the Fourth Proportional to 11,418.98, 17,120.72 and 4,022.46

Step by Step Solution

1. Step 1: Write the proportion equation
   11,418.98 : 17,120.72 = 4,022.46 : x
2. Step 2: Convert to fraction form
   11,418.98/17,120.72 = 4,022.46/x
3. Step 3: Cross multiply
   11,418.98x = 17,120.72 × 4,022.46
4. Step 4: Simplify right side
   11,418.98x = 68,867,411.37
5. Step 5: Solve for x
   x = 68,867,411.37/11,418.98
6. Step 6: Final answer
   x = 6,030.96