Finding the Fourth Proportional to 22,315.71, 30,796.55 and 12,244.57

Step by Step Solution

1. Step 1: Write the proportion equation
   22,315.71 : 30,796.55 = 12,244.57 : x
2. Step 2: Convert to fraction form
   22,315.71/30,796.55 = 12,244.57/x
3. Step 3: Cross multiply
   22,315.71x = 30,796.55 × 12,244.57
4. Step 4: Simplify right side
   22,315.71x = 377,090,512.23
5. Step 5: Solve for x
   x = 377,090,512.23/22,315.71
6. Step 6: Final answer
   x = 16,897.98