Finding the Fourth Proportional to 17,405.59, 24,019.74 and 9,447.81

Step by Step Solution

1. Step 1: Write the proportion equation
   17,405.59 : 24,019.74 = 9,447.81 : x
2. Step 2: Convert to fraction form
   17,405.59/24,019.74 = 9,447.81/x
3. Step 3: Cross multiply
   17,405.59x = 24,019.74 × 9,447.81
4. Step 4: Simplify right side
   17,405.59x = 226,933,939.77
5. Step 5: Solve for x
   x = 226,933,939.77/17,405.59
6. Step 6: Final answer
   x = 13,037.99