Finding the Fourth Proportional to 23,570.35, 32,527.20 and 12,960.67

Step by Step Solution

1. Step 1: Write the proportion equation
   23,570.35 : 32,527.20 = 12,960.67 : x
2. Step 2: Convert to fraction form
   23,570.35/32,527.20 = 12,960.67/x
3. Step 3: Cross multiply
   23,570.35x = 32,527.20 × 12,960.67
4. Step 4: Simplify right side
   23,570.35x = 421,574,142.59
5. Step 5: Solve for x
   x = 421,574,142.59/23,570.35
6. Step 6: Final answer
   x = 17,885.79