Finding the Fourth Proportional to 17,818.53, 24,588.54 and 9,860.37

Step by Step Solution

1. Step 1: Write the proportion equation
   17,818.53 : 24,588.54 = 9,860.37 : x
2. Step 2: Convert to fraction form
   17,818.53/24,588.54 = 9,860.37/x
3. Step 3: Cross multiply
   17,818.53x = 24,588.54 × 9,860.37
4. Step 4: Simplify right side
   17,818.53x = 242,452,102.16
5. Step 5: Solve for x
   x = 242,452,102.16/17,818.53
6. Step 6: Final answer
   x = 13,606.74