Finding the Fourth Proportional to 25,918.43, 35,766 and 14,588.42

Step by Step Solution

1. Step 1: Write the proportion equation
   25,918.43 : 35,766 = 14,588.42 : x
2. Step 2: Convert to fraction form
   25,918.43/35,766 = 14,588.42/x
3. Step 3: Cross multiply
   25,918.43x = 35,766 × 14,588.42
4. Step 4: Simplify right side
   25,918.43x = 521,769,250.89
5. Step 5: Solve for x
   x = 521,769,250.89/25,918.43
6. Step 6: Final answer
   x = 20,131.21