Finding the Fourth Proportional to 11,339.62, 17,012.34 and 3,442.18

Step by Step Solution

1. Step 1: Write the proportion equation
   11,339.62 : 17,012.34 = 3,442.18 : x
2. Step 2: Convert to fraction form
   11,339.62/17,012.34 = 3,442.18/x
3. Step 3: Cross multiply
   11,339.62x = 17,012.34 × 3,442.18
4. Step 4: Simplify right side
   11,339.62x = 58,559,536.50
5. Step 5: Solve for x
   x = 58,559,536.50/11,339.62
6. Step 6: Final answer
   x = 5,164.15