Finding the Fourth Proportional to 17,729.98, 24,467.55 and 9,772.51

Step by Step Solution

1. Step 1: Write the proportion equation
   17,729.98 : 24,467.55 = 9,772.51 : x
2. Step 2: Convert to fraction form
   17,729.98/24,467.55 = 9,772.51/x
3. Step 3: Cross multiply
   17,729.98x = 24,467.55 × 9,772.51
4. Step 4: Simplify right side
   17,729.98x = 239,109,401.57
5. Step 5: Solve for x
   x = 239,109,401.57/17,729.98
6. Step 6: Final answer
   x = 13,486.16