Finding the Fourth Proportional to 23,311.69, 32,169.72 and 12,701.40

Step by Step Solution

1. Step 1: Write the proportion equation
   23,311.69 : 32,169.72 = 12,701.40 : x
2. Step 2: Convert to fraction form
   23,311.69/32,169.72 = 12,701.40/x
3. Step 3: Cross multiply
   23,311.69x = 32,169.72 × 12,701.40
4. Step 4: Simplify right side
   23,311.69x = 408,600,481.61
5. Step 5: Solve for x
   x = 408,600,481.61/23,311.69
6. Step 6: Final answer
   x = 17,527.71