Finding the Fourth Proportional to 11,523.98, 17,269.72 and 9,173.53

Step by Step Solution

1. Step 1: Write the proportion equation
   11,523.98 : 17,269.72 = 9,173.53 : x
2. Step 2: Convert to fraction form
   11,523.98/17,269.72 = 9,173.53/x
3. Step 3: Cross multiply
   11,523.98x = 17,269.72 × 9,173.53
4. Step 4: Simplify right side
   11,523.98x = 158,424,294.51
5. Step 5: Solve for x
   x = 158,424,294.51/11,523.98
6. Step 6: Final answer
   x = 13,747.36