Finding the Fourth Proportional to 17,405.72, 24,019.74 and 9,447.94

Step by Step Solution

1. Step 1: Write the proportion equation
   17,405.72 : 24,019.74 = 9,447.94 : x
2. Step 2: Convert to fraction form
   17,405.72/24,019.74 = 9,447.94/x
3. Step 3: Cross multiply
   17,405.72x = 24,019.74 × 9,447.94
4. Step 4: Simplify right side
   17,405.72x = 226,936,895.00
5. Step 5: Solve for x
   x = 226,936,895.00/17,405.72
6. Step 6: Final answer
   x = 13,038.07