Finding the Fourth Proportional to 11,419.50, 17,136.45 and 4,493.82

Step by Step Solution

1. Step 1: Write the proportion equation
   11,419.50 : 17,136.45 = 4,493.82 : x
2. Step 2: Convert to fraction form
   11,419.50/17,136.45 = 4,493.82/x
3. Step 3: Cross multiply
   11,419.50x = 17,136.45 × 4,493.82
4. Step 4: Simplify right side
   11,419.50x = 77,008,121.74
5. Step 5: Solve for x
   x = 77,008,121.74/11,419.50
6. Step 6: Final answer
   x = 6,743.56