Finding the Fourth Proportional to 17,676.76, 24,393.79 and 9,719.45

Step by Step Solution

1. Step 1: Write the proportion equation
   17,676.76 : 24,393.79 = 9,719.45 : x
2. Step 2: Convert to fraction form
   17,676.76/24,393.79 = 9,719.45/x
3. Step 3: Cross multiply
   17,676.76x = 24,393.79 × 9,719.45
4. Step 4: Simplify right side
   17,676.76x = 237,094,222.22
5. Step 5: Solve for x
   x = 237,094,222.22/17,676.76
6. Step 6: Final answer
   x = 13,412.76