Finding the Fourth Proportional to 17,738.41, 24,479.17 and 9,780.92

Step by Step Solution

1. Step 1: Write the proportion equation
   17,738.41 : 24,479.17 = 9,780.92 : x
2. Step 2: Convert to fraction form
   17,738.41/24,479.17 = 9,780.92/x
3. Step 3: Cross multiply
   17,738.41x = 24,479.17 × 9,780.92
4. Step 4: Simplify right side
   17,738.41x = 239,428,656.59
5. Step 5: Solve for x
   x = 239,428,656.59/17,738.41
6. Step 6: Final answer
   x = 13,497.75