Finding the Fourth Proportional to 11,654.24, 17,459.78 and 9,012.38

Step by Step Solution

1. Step 1: Write the proportion equation
   11,654.24 : 17,459.78 = 9,012.38 : x
2. Step 2: Convert to fraction form
   11,654.24/17,459.78 = 9,012.38/x
3. Step 3: Cross multiply
   11,654.24x = 17,459.78 × 9,012.38
4. Step 4: Simplify right side
   11,654.24x = 157,354,039.72
5. Step 5: Solve for x
   x = 157,354,039.72/11,654.24
6. Step 6: Final answer
   x = 13,501.88