Finding the Fourth Proportional to 23,222.39, 32,046.99 and 12,612.20

Step by Step Solution

1. Step 1: Write the proportion equation
   23,222.39 : 32,046.99 = 12,612.20 : x
2. Step 2: Convert to fraction form
   23,222.39/32,046.99 = 12,612.20/x
3. Step 3: Cross multiply
   23,222.39x = 32,046.99 × 12,612.20
4. Step 4: Simplify right side
   23,222.39x = 404,183,047.28
5. Step 5: Solve for x
   x = 404,183,047.28/23,222.39
6. Step 6: Final answer
   x = 17,404.89