Finding the Fourth Proportional to 22,139.54, 33,162.47 and 17,904.62

Step by Step Solution

1. Step 1: Write the proportion equation
   22,139.54 : 33,162.47 = 17,904.62 : x
2. Step 2: Convert to fraction form
   22,139.54/33,162.47 = 17,904.62/x
3. Step 3: Cross multiply
   22,139.54x = 33,162.47 × 17,904.62
4. Step 4: Simplify right side
   22,139.54x = 593,761,168.28
5. Step 5: Solve for x
   x = 593,761,168.28/22,139.54
6. Step 6: Final answer
   x = 26,819.04