Finding the Fourth Proportional to 23,231.48, 32,059.47 and 12,621.12

Step by Step Solution

1. Step 1: Write the proportion equation
   23,231.48 : 32,059.47 = 12,621.12 : x
2. Step 2: Convert to fraction form
   23,231.48/32,059.47 = 12,621.12/x
3. Step 3: Cross multiply
   23,231.48x = 32,059.47 × 12,621.12
4. Step 4: Simplify right side
   23,231.48x = 404,626,418.01
5. Step 5: Solve for x
   x = 404,626,418.01/23,231.48
6. Step 6: Final answer
   x = 17,417.16