Finding the Fourth Proportional to 11,587.89, 17,381.13 and 5,662.49

Step by Step Solution

1. Step 1: Write the proportion equation
   11,587.89 : 17,381.13 = 5,662.49 : x
2. Step 2: Convert to fraction form
   11,587.89/17,381.13 = 5,662.49/x
3. Step 3: Cross multiply
   11,587.89x = 17,381.13 × 5,662.49
4. Step 4: Simplify right side
   11,587.89x = 98,420,387.91
5. Step 5: Solve for x
   x = 98,420,387.91/11,587.89
6. Step 6: Final answer
   x = 8,493.38