Finding the Fourth Proportional to 25,978.08, 35,825.82 and 16,401.33

Step by Step Solution

1. Step 1: Write the proportion equation
   25,978.08 : 35,825.82 = 16,401.33 : x
2. Step 2: Convert to fraction form
   25,978.08/35,825.82 = 16,401.33/x
3. Step 3: Cross multiply
   25,978.08x = 35,825.82 × 16,401.33
4. Step 4: Simplify right side
   25,978.08x = 587,591,096.34
5. Step 5: Solve for x
   x = 587,591,096.34/25,978.08
6. Step 6: Final answer
   x = 22,618.73