Finding the Fourth Proportional to 17,730.32, 24,467.71 and 9,772.55

Step by Step Solution

1. Step 1: Write the proportion equation
   17,730.32 : 24,467.71 = 9,772.55 : x
2. Step 2: Convert to fraction form
   17,730.32/24,467.71 = 9,772.55/x
3. Step 3: Cross multiply
   17,730.32x = 24,467.71 × 9,772.55
4. Step 4: Simplify right side
   17,730.32x = 239,111,894.93
5. Step 5: Solve for x
   x = 239,111,894.93/17,730.32
6. Step 6: Final answer
   x = 13,486.05