Finding the Fourth Proportional to 17,730.05, 24,467.15 and 9,772.07

Step by Step Solution

1. Step 1: Write the proportion equation
   17,730.05 : 24,467.15 = 9,772.07 : x
2. Step 2: Convert to fraction form
   17,730.05/24,467.15 = 9,772.07/x
3. Step 3: Cross multiply
   17,730.05x = 24,467.15 × 9,772.07
4. Step 4: Simplify right side
   17,730.05x = 239,094,653.64
5. Step 5: Solve for x
   x = 239,094,653.64/17,730.05
6. Step 6: Final answer
   x = 13,485.28