Finding the Fourth Proportional to 23,721.83, 32,736.24 and 12,966.71

Step by Step Solution

1. Step 1: Write the proportion equation
   23,721.83 : 32,736.24 = 12,966.71 : x
2. Step 2: Convert to fraction form
   23,721.83/32,736.24 = 12,966.71/x
3. Step 3: Cross multiply
   23,721.83x = 32,736.24 × 12,966.71
4. Step 4: Simplify right side
   23,721.83x = 424,481,412.41
5. Step 5: Solve for x
   x = 424,481,412.41/23,721.83
6. Step 6: Final answer
   x = 17,894.13