Finding the Fourth Proportional to 17,736.18, 24,476.12 and 9,778.69

Step by Step Solution

1. Step 1: Write the proportion equation
   17,736.18 : 24,476.12 = 9,778.69 : x
2. Step 2: Convert to fraction form
   17,736.18/24,476.12 = 9,778.69/x
3. Step 3: Cross multiply
   17,736.18x = 24,476.12 × 9,778.69
4. Step 4: Simplify right side
   17,736.18x = 239,344,408.25
5. Step 5: Solve for x
   x = 239,344,408.25/17,736.18
6. Step 6: Final answer
   x = 13,494.70