Finding the Fourth Proportional to 23,815.10, 32,839.25 and 20,079.42

Step by Step Solution

1. Step 1: Write the proportion equation
   23,815.10 : 32,839.25 = 20,079.42 : x
2. Step 2: Convert to fraction form
   23,815.10/32,839.25 = 20,079.42/x
3. Step 3: Cross multiply
   23,815.10x = 32,839.25 × 20,079.42
4. Step 4: Simplify right side
   23,815.10x = 659,392,992.84
5. Step 5: Solve for x
   x = 659,392,992.84/23,815.10
6. Step 6: Final answer
   x = 27,688.03