Finding the Fourth Proportional to 25,971.82, 35,860.31 and 15,914

Step by Step Solution

1. Step 1: Write the proportion equation
   25,971.82 : 35,860.31 = 15,914 : x
2. Step 2: Convert to fraction form
   25,971.82/35,860.31 = 15,914/x
3. Step 3: Cross multiply
   25,971.82x = 35,860.31 × 15,914
4. Step 4: Simplify right side
   25,971.82x = 570,680,973.34
5. Step 5: Solve for x
   x = 570,680,973.34/25,971.82
6. Step 6: Final answer
   x = 21,973.08