Finding the Fourth Proportional to 12,673.73, 17,493.28 and 7,369.58

Step by Step Solution

1. Step 1: Write the proportion equation
   12,673.73 : 17,493.28 = 7,369.58 : x
2. Step 2: Convert to fraction form
   12,673.73/17,493.28 = 7,369.58/x
3. Step 3: Cross multiply
   12,673.73x = 17,493.28 × 7,369.58
4. Step 4: Simplify right side
   12,673.73x = 128,918,020.53
5. Step 5: Solve for x
   x = 128,918,020.53/12,673.73
6. Step 6: Final answer
   x = 10,172.06