Finding the Fourth Proportional to 23,519.92, 32,457.72 and 12,764.89

Step by Step Solution

1. Step 1: Write the proportion equation
   23,519.92 : 32,457.72 = 12,764.89 : x
2. Step 2: Convert to fraction form
   23,519.92/32,457.72 = 12,764.89/x
3. Step 3: Cross multiply
   23,519.92x = 32,457.72 × 12,764.89
4. Step 4: Simplify right side
   23,519.92x = 414,319,222.60
5. Step 5: Solve for x
   x = 414,319,222.60/23,519.92
6. Step 6: Final answer
   x = 17,615.67