Finding the Fourth Proportional to 22,508.05, 31,060.27 and 12,436.27

Step by Step Solution

1. Step 1: Write the proportion equation
   22,508.05 : 31,060.27 = 12,436.27 : x
2. Step 2: Convert to fraction form
   22,508.05/31,060.27 = 12,436.27/x
3. Step 3: Cross multiply
   22,508.05x = 31,060.27 × 12,436.27
4. Step 4: Simplify right side
   22,508.05x = 386,273,935.05
5. Step 5: Solve for x
   x = 386,273,935.05/22,508.05
6. Step 6: Final answer
   x = 17,161.59