Finding the Fourth Proportional to 17,843.12, 24,623.56 and 9,885.48

Step by Step Solution

1. Step 1: Write the proportion equation
   17,843.12 : 24,623.56 = 9,885.48 : x
2. Step 2: Convert to fraction form
   17,843.12/24,623.56 = 9,885.48/x
3. Step 3: Cross multiply
   17,843.12x = 24,623.56 × 9,885.48
4. Step 4: Simplify right side
   17,843.12x = 243,415,709.91
5. Step 5: Solve for x
   x = 243,415,709.91/17,843.12
6. Step 6: Final answer
   x = 13,641.99