Finding the Fourth Proportional to 17,737.58, 24,478.03 and 9,780.09

Step by Step Solution

1. Step 1: Write the proportion equation
   17,737.58 : 24,478.03 = 9,780.09 : x
2. Step 2: Convert to fraction form
   17,737.58/24,478.03 = 9,780.09/x
3. Step 3: Cross multiply
   17,737.58x = 24,478.03 × 9,780.09
4. Step 4: Simplify right side
   17,737.58x = 239,397,287.52
5. Step 5: Solve for x
   x = 239,397,287.52/17,737.58
6. Step 6: Final answer
   x = 13,496.61