Finding the Fourth Proportional to 23,158.72, 34,736.32 and 8,367.68

Step by Step Solution

1. Step 1: Write the proportion equation
   23,158.72 : 34,736.32 = 8,367.68 : x
2. Step 2: Convert to fraction form
   23,158.72/34,736.32 = 8,367.68/x
3. Step 3: Cross multiply
   23,158.72x = 34,736.32 × 8,367.68
4. Step 4: Simplify right side
   23,158.72x = 290,662,410.14
5. Step 5: Solve for x
   x = 290,662,410.14/23,158.72
6. Step 6: Final answer
   x = 12,550.88