Finding the Fourth Proportional to 17,712.96, 24,443.91 and 9,755.21

Step by Step Solution

1. Step 1: Write the proportion equation
   17,712.96 : 24,443.91 = 9,755.21 : x
2. Step 2: Convert to fraction form
   17,712.96/24,443.91 = 9,755.21/x
3. Step 3: Cross multiply
   17,712.96x = 24,443.91 × 9,755.21
4. Step 4: Simplify right side
   17,712.96x = 238,455,353.05
5. Step 5: Solve for x
   x = 238,455,353.05/17,712.96
6. Step 6: Final answer
   x = 13,462.20