Finding the Fourth Proportional to 30,594.36, 42,196.41 and 22,128.24

Step by Step Solution

1. Step 1: Write the proportion equation
   30,594.36 : 42,196.41 = 22,128.24 : x
2. Step 2: Convert to fraction form
   30,594.36/42,196.41 = 22,128.24/x
3. Step 3: Cross multiply
   30,594.36x = 42,196.41 × 22,128.24
4. Step 4: Simplify right side
   30,594.36x = 933,732,287.62
5. Step 5: Solve for x
   x = 933,732,287.62/30,594.36
6. Step 6: Final answer
   x = 30,519.75