Finding the Fourth Proportional to 25,981.35, 35,853.39 and 16,426.38

Step by Step Solution

1. Step 1: Write the proportion equation
   25,981.35 : 35,853.39 = 16,426.38 : x
2. Step 2: Convert to fraction form
   25,981.35/35,853.39 = 16,426.38/x
3. Step 3: Cross multiply
   25,981.35x = 35,853.39 × 16,426.38
4. Step 4: Simplify right side
   25,981.35x = 588,941,408.43
5. Step 5: Solve for x
   x = 588,941,408.43/25,981.35
6. Step 6: Final answer
   x = 22,667.85