Finding the Fourth Proportional to 16,407.43, 22,630.16 and 12,374.42

Step by Step Solution

1. Step 1: Write the proportion equation
   16,407.43 : 22,630.16 = 12,374.42 : x
2. Step 2: Convert to fraction form
   16,407.43/22,630.16 = 12,374.42/x
3. Step 3: Cross multiply
   16,407.43x = 22,630.16 × 12,374.42
4. Step 4: Simplify right side
   16,407.43x = 280,035,022.29
5. Step 5: Solve for x
   x = 280,035,022.29/16,407.43
6. Step 6: Final answer
   x = 17,067.58