Finding the Fourth Proportional to 17,729.86, 24,467.37 and 9,772.39

Step by Step Solution

1. Step 1: Write the proportion equation
   17,729.86 : 24,467.37 = 9,772.39 : x
2. Step 2: Convert to fraction form
   17,729.86/24,467.37 = 9,772.39/x
3. Step 3: Cross multiply
   17,729.86x = 24,467.37 × 9,772.39
4. Step 4: Simplify right side
   17,729.86x = 239,104,657.39
5. Step 5: Solve for x
   x = 239,104,657.39/17,729.86
6. Step 6: Final answer
   x = 13,485.99