Finding the Fourth Proportional to 22,725.75, 31,356.42 and 13,772.94

Step by Step Solution

1. Step 1: Write the proportion equation
   22,725.75 : 31,356.42 = 13,772.94 : x
2. Step 2: Convert to fraction form
   22,725.75/31,356.42 = 13,772.94/x
3. Step 3: Cross multiply
   22,725.75x = 31,356.42 × 13,772.94
4. Step 4: Simplify right side
   22,725.75x = 431,870,091.27
5. Step 5: Solve for x
   x = 431,870,091.27/22,725.75
6. Step 6: Final answer
   x = 19,003.56