Finding the Fourth Proportional to 17,780.38, 24,536.46 and 9,821.32

Step by Step Solution

1. Step 1: Write the proportion equation
   17,780.38 : 24,536.46 = 9,821.32 : x
2. Step 2: Convert to fraction form
   17,780.38/24,536.46 = 9,821.32/x
3. Step 3: Cross multiply
   17,780.38x = 24,536.46 × 9,821.32
4. Step 4: Simplify right side
   17,780.38x = 240,980,425.33
5. Step 5: Solve for x
   x = 240,980,425.33/17,780.38
6. Step 6: Final answer
   x = 13,553.17