Finding the Fourth Proportional to 17,719.72, 24,453.10 and 9,761.76

Step by Step Solution

1. Step 1: Write the proportion equation
   17,719.72 : 24,453.10 = 9,761.76 : x
2. Step 2: Convert to fraction form
   17,719.72/24,453.10 = 9,761.76/x
3. Step 3: Cross multiply
   17,719.72x = 24,453.10 × 9,761.76
4. Step 4: Simplify right side
   17,719.72x = 238,705,293.46
5. Step 5: Solve for x
   x = 238,705,293.46/17,719.72
6. Step 6: Final answer
   x = 13,471.17