Finding the Fourth Proportional to 23,588.72, 32,551.23 and 12,979.34

Step by Step Solution

1. Step 1: Write the proportion equation
   23,588.72 : 32,551.23 = 12,979.34 : x
2. Step 2: Convert to fraction form
   23,588.72/32,551.23 = 12,979.34/x
3. Step 3: Cross multiply
   23,588.72x = 32,551.23 × 12,979.34
4. Step 4: Simplify right side
   23,588.72x = 422,493,481.59
5. Step 5: Solve for x
   x = 422,493,481.59/23,588.72
6. Step 6: Final answer
   x = 17,910.83