Finding the Fourth Proportional to 30,924.44, 42,659.76 and 19,574.72

Step by Step Solution

1. Step 1: Write the proportion equation
   30,924.44 : 42,659.76 = 19,574.72 : x
2. Step 2: Convert to fraction form
   30,924.44/42,659.76 = 19,574.72/x
3. Step 3: Cross multiply
   30,924.44x = 42,659.76 × 19,574.72
4. Step 4: Simplify right side
   30,924.44x = 835,052,857.27
5. Step 5: Solve for x
   x = 835,052,857.27/30,924.44
6. Step 6: Final answer
   x = 27,003.01