Finding the Fourth Proportional to 11,519.82, 17,281.56 and 4,122.24

Step by Step Solution

1. Step 1: Write the proportion equation
   11,519.82 : 17,281.56 = 4,122.24 : x
2. Step 2: Convert to fraction form
   11,519.82/17,281.56 = 4,122.24/x
3. Step 3: Cross multiply
   11,519.82x = 17,281.56 × 4,122.24
4. Step 4: Simplify right side
   11,519.82x = 71,238,737.89
5. Step 5: Solve for x
   x = 71,238,737.89/11,519.82
6. Step 6: Final answer
   x = 6,184.01