Finding the Fourth Proportional to 23,156.72, 34,736.76 and 8,162

Step by Step Solution

1. Step 1: Write the proportion equation
   23,156.72 : 34,736.76 = 8,162 : x
2. Step 2: Convert to fraction form
   23,156.72/34,736.76 = 8,162/x
3. Step 3: Cross multiply
   23,156.72x = 34,736.76 × 8,162
4. Step 4: Simplify right side
   23,156.72x = 283,521,435.12
5. Step 5: Solve for x
   x = 283,521,435.12/23,156.72
6. Step 6: Final answer
   x = 12,243.59