Finding the Fourth Proportional to 23,861.67, 32,931.41 and 13,253.91

Step by Step Solution

1. Step 1: Write the proportion equation
   23,861.67 : 32,931.41 = 13,253.91 : x
2. Step 2: Convert to fraction form
   23,861.67/32,931.41 = 13,253.91/x
3. Step 3: Cross multiply
   23,861.67x = 32,931.41 × 13,253.91
4. Step 4: Simplify right side
   23,861.67x = 436,469,878.04
5. Step 5: Solve for x
   x = 436,469,878.04/23,861.67
6. Step 6: Final answer
   x = 18,291.67