Finding the Fourth Proportional to 22,101.36, 33,142.32 and 11,710.72

Step by Step Solution

1. Step 1: Write the proportion equation
   22,101.36 : 33,142.32 = 11,710.72 : x
2. Step 2: Convert to fraction form
   22,101.36/33,142.32 = 11,710.72/x
3. Step 3: Cross multiply
   22,101.36x = 33,142.32 × 11,710.72
4. Step 4: Simplify right side
   22,101.36x = 388,120,429.67
5. Step 5: Solve for x
   x = 388,120,429.67/22,101.36
6. Step 6: Final answer
   x = 17,560.93