Finding the Fourth Proportional to 22,895.39, 31,594.78 and 12,823.34

Step by Step Solution

1. Step 1: Write the proportion equation
   22,895.39 : 31,594.78 = 12,823.34 : x
2. Step 2: Convert to fraction form
   22,895.39/31,594.78 = 12,823.34/x
3. Step 3: Cross multiply
   22,895.39x = 31,594.78 × 12,823.34
4. Step 4: Simplify right side
   22,895.39x = 405,150,464.22
5. Step 5: Solve for x
   x = 405,150,464.22/22,895.39
6. Step 6: Final answer
   x = 17,695.72