Finding the Fourth Proportional to 22,822.57, 31,494.79 and 12,751.15

Step by Step Solution

1. Step 1: Write the proportion equation
   22,822.57 : 31,494.79 = 12,751.15 : x
2. Step 2: Convert to fraction form
   22,822.57/31,494.79 = 12,751.15/x
3. Step 3: Cross multiply
   22,822.57x = 31,494.79 × 12,751.15
4. Step 4: Simplify right side
   22,822.57x = 401,594,791.51
5. Step 5: Solve for x
   x = 401,594,791.51/22,822.57
6. Step 6: Final answer
   x = 17,596.39