Finding the Fourth Proportional to 11,418.42, 17,127.37 and 5,262.42

Step by Step Solution

1. Step 1: Write the proportion equation
   11,418.42 : 17,127.37 = 5,262.42 : x
2. Step 2: Convert to fraction form
   11,418.42/17,127.37 = 5,262.42/x
3. Step 3: Cross multiply
   11,418.42x = 17,127.37 × 5,262.42
4. Step 4: Simplify right side
   11,418.42x = 90,131,414.44
5. Step 5: Solve for x
   x = 90,131,414.44/11,418.42
6. Step 6: Final answer
   x = 7,893.51