Finding the Fourth Proportional to 23,271, 32,113.92 and 12,660.60

Step by Step Solution

1. Step 1: Write the proportion equation
   23,271 : 32,113.92 = 12,660.60 : x
2. Step 2: Convert to fraction form
   23,271/32,113.92 = 12,660.60/x
3. Step 3: Cross multiply
   23,271x = 32,113.92 × 12,660.60
4. Step 4: Simplify right side
   23,271x = 406,581,495.55
5. Step 5: Solve for x
   x = 406,581,495.55/23,271
6. Step 6: Final answer
   x = 17,471.60