Finding the Fourth Proportional to 17,408.82, 24,023.82 and 9,855

Step by Step Solution

1. Step 1: Write the proportion equation
   17,408.82 : 24,023.82 = 9,855 : x
2. Step 2: Convert to fraction form
   17,408.82/24,023.82 = 9,855/x
3. Step 3: Cross multiply
   17,408.82x = 24,023.82 × 9,855
4. Step 4: Simplify right side
   17,408.82x = 236,754,746.10
5. Step 5: Solve for x
   x = 236,754,746.10/17,408.82
6. Step 6: Final answer
   x = 13,599.70