Finding the Fourth Proportional to 23,564.86, 32,519.59 and 12,955.16

Step by Step Solution

1. Step 1: Write the proportion equation
   23,564.86 : 32,519.59 = 12,955.16 : x
2. Step 2: Convert to fraction form
   23,564.86/32,519.59 = 12,955.16/x
3. Step 3: Cross multiply
   23,564.86x = 32,519.59 × 12,955.16
4. Step 4: Simplify right side
   23,564.86x = 421,296,540.50
5. Step 5: Solve for x
   x = 421,296,540.50/23,564.86
6. Step 6: Final answer
   x = 17,878.17