Finding the Fourth Proportional to 23,080.34, 31,850.89 and 12,469.98

Step by Step Solution

1. Step 1: Write the proportion equation
   23,080.34 : 31,850.89 = 12,469.98 : x
2. Step 2: Convert to fraction form
   23,080.34/31,850.89 = 12,469.98/x
3. Step 3: Cross multiply
   23,080.34x = 31,850.89 × 12,469.98
4. Step 4: Simplify right side
   23,080.34x = 397,180,049.55
5. Step 5: Solve for x
   x = 397,180,049.55/23,080.34
6. Step 6: Final answer
   x = 17,208.59