Finding the Fourth Proportional to 23,806.85, 32,854.58 and 13,196.49

Step by Step Solution

1. Step 1: Write the proportion equation
   23,806.85 : 32,854.58 = 13,196.49 : x
2. Step 2: Convert to fraction form
   23,806.85/32,854.58 = 13,196.49/x
3. Step 3: Cross multiply
   23,806.85x = 32,854.58 × 13,196.49
4. Step 4: Simplify right side
   23,806.85x = 433,564,996.72
5. Step 5: Solve for x
   x = 433,564,996.72/23,806.85
6. Step 6: Final answer
   x = 18,211.78