Finding the Fourth Proportional to 23,579.06, 32,540.72 and 12,968.69

Step by Step Solution

1. Step 1: Write the proportion equation
   23,579.06 : 32,540.72 = 12,968.69 : x
2. Step 2: Convert to fraction form
   23,579.06/32,540.72 = 12,968.69/x
3. Step 3: Cross multiply
   23,579.06x = 32,540.72 × 12,968.69
4. Step 4: Simplify right side
   23,579.06x = 422,010,282.51
5. Step 5: Solve for x
   x = 422,010,282.51/23,579.06
6. Step 6: Final answer
   x = 17,897.68