Finding the Fourth Proportional to 22,611.38, 31,203.71 and 12,541.37

Step by Step Solution

1. Step 1: Write the proportion equation
   22,611.38 : 31,203.71 = 12,541.37 : x
2. Step 2: Convert to fraction form
   22,611.38/31,203.71 = 12,541.37/x
3. Step 3: Cross multiply
   22,611.38x = 31,203.71 × 12,541.37
4. Step 4: Simplify right side
   22,611.38x = 391,337,053.76
5. Step 5: Solve for x
   x = 391,337,053.76/22,611.38
6. Step 6: Final answer
   x = 17,307.09