Finding the Fourth Proportional to 17,768.38, 24,520.28 and 9,810.55

Step by Step Solution

1. Step 1: Write the proportion equation
   17,768.38 : 24,520.28 = 9,810.55 : x
2. Step 2: Convert to fraction form
   17,768.38/24,520.28 = 9,810.55/x
3. Step 3: Cross multiply
   17,768.38x = 24,520.28 × 9,810.55
4. Step 4: Simplify right side
   17,768.38x = 240,557,359.39
5. Step 5: Solve for x
   x = 240,557,359.39/17,768.38
6. Step 6: Final answer
   x = 13,538.51