Finding the Fourth Proportional to 22,456.89, 33,620.13 and 13,068.27

Step by Step Solution

1. Step 1: Write the proportion equation
   22,456.89 : 33,620.13 = 13,068.27 : x
2. Step 2: Convert to fraction form
   22,456.89/33,620.13 = 13,068.27/x
3. Step 3: Cross multiply
   22,456.89x = 33,620.13 × 13,068.27
4. Step 4: Simplify right side
   22,456.89x = 439,356,936.28
5. Step 5: Solve for x
   x = 439,356,936.28/22,456.89
6. Step 6: Final answer
   x = 19,564.46