Finding the Fourth Proportional to 22,012.94, 30,370.46 and 12,574.82

Step by Step Solution

1. Step 1: Write the proportion equation
   22,012.94 : 30,370.46 = 12,574.82 : x
2. Step 2: Convert to fraction form
   22,012.94/30,370.46 = 12,574.82/x
3. Step 3: Cross multiply
   22,012.94x = 30,370.46 × 12,574.82
4. Step 4: Simplify right side
   22,012.94x = 381,903,067.82
5. Step 5: Solve for x
   x = 381,903,067.82/22,012.94
6. Step 6: Final answer
   x = 17,349.03