Finding the Fourth Proportional to 17,408.49, 24,022.74 and 10,142.79

Step by Step Solution

1. Step 1: Write the proportion equation
   17,408.49 : 24,022.74 = 10,142.79 : x
2. Step 2: Convert to fraction form
   17,408.49/24,022.74 = 10,142.79/x
3. Step 3: Cross multiply
   17,408.49x = 24,022.74 × 10,142.79
4. Step 4: Simplify right side
   17,408.49x = 243,657,607.04
5. Step 5: Solve for x
   x = 243,657,607.04/17,408.49
6. Step 6: Final answer
   x = 13,996.48