Finding the Fourth Proportional to 23,231.46, 32,059.68 and 12,621.24

Step by Step Solution

1. Step 1: Write the proportion equation
   23,231.46 : 32,059.68 = 12,621.24 : x
2. Step 2: Convert to fraction form
   23,231.46/32,059.68 = 12,621.24/x
3. Step 3: Cross multiply
   23,231.46x = 32,059.68 × 12,621.24
4. Step 4: Simplify right side
   23,231.46x = 404,632,915.60
5. Step 5: Solve for x
   x = 404,632,915.60/23,231.46
6. Step 6: Final answer
   x = 17,417.46