Finding the Fourth Proportional to 17,158.42, 23,681.12 and 10,447.98

Step by Step Solution

1. Step 1: Write the proportion equation
   17,158.42 : 23,681.12 = 10,447.98 : x
2. Step 2: Convert to fraction form
   17,158.42/23,681.12 = 10,447.98/x
3. Step 3: Cross multiply
   17,158.42x = 23,681.12 × 10,447.98
4. Step 4: Simplify right side
   17,158.42x = 247,419,868.14
5. Step 5: Solve for x
   x = 247,419,868.14/17,158.42
6. Step 6: Final answer
   x = 14,419.73