Finding the Fourth Proportional to 11,342.26, 17,018.27 and 3,942.69

Step by Step Solution

1. Step 1: Write the proportion equation
   11,342.26 : 17,018.27 = 3,942.69 : x
2. Step 2: Convert to fraction form
   11,342.26/17,018.27 = 3,942.69/x
3. Step 3: Cross multiply
   11,342.26x = 17,018.27 × 3,942.69
4. Step 4: Simplify right side
   11,342.26x = 67,097,762.95
5. Step 5: Solve for x
   x = 67,097,762.95/11,342.26
6. Step 6: Final answer
   x = 5,915.73