Finding the Fourth Proportional to 22,874.43, 31,567.35 and 12,804.63

Step by Step Solution

1. Step 1: Write the proportion equation
   22,874.43 : 31,567.35 = 12,804.63 : x
2. Step 2: Convert to fraction form
   22,874.43/31,567.35 = 12,804.63/x
3. Step 3: Cross multiply
   22,874.43x = 31,567.35 × 12,804.63
4. Step 4: Simplify right side
   22,874.43x = 404,208,236.83
5. Step 5: Solve for x
   x = 404,208,236.83/22,874.43
6. Step 6: Final answer
   x = 17,670.75