Finding the Fourth Proportional to 11,608.74, 17,448.18 and 7,673.49

Step by Step Solution

1. Step 1: Write the proportion equation
   11,608.74 : 17,448.18 = 7,673.49 : x
2. Step 2: Convert to fraction form
   11,608.74/17,448.18 = 7,673.49/x
3. Step 3: Cross multiply
   11,608.74x = 17,448.18 × 7,673.49
4. Step 4: Simplify right side
   11,608.74x = 133,888,434.75
5. Step 5: Solve for x
   x = 133,888,434.75/11,608.74
6. Step 6: Final answer
   x = 11,533.42