Finding the Fourth Proportional to 17,818.38, 24,588.18 and 9,860.04

Step by Step Solution

1. Step 1: Write the proportion equation
   17,818.38 : 24,588.18 = 9,860.04 : x
2. Step 2: Convert to fraction form
   17,818.38/24,588.18 = 9,860.04/x
3. Step 3: Cross multiply
   17,818.38x = 24,588.18 × 9,860.04
4. Step 4: Simplify right side
   17,818.38x = 242,440,438.33
5. Step 5: Solve for x
   x = 242,440,438.33/17,818.38
6. Step 6: Final answer
   x = 13,606.20