Finding the Fourth Proportional to 31,861.08, 43,968.56 and 17,521.25

Step by Step Solution

1. Step 1: Write the proportion equation
   31,861.08 : 43,968.56 = 17,521.25 : x
2. Step 2: Convert to fraction form
   31,861.08/43,968.56 = 17,521.25/x
3. Step 3: Cross multiply
   31,861.08x = 43,968.56 × 17,521.25
4. Step 4: Simplify right side
   31,861.08x = 770,383,824.45
5. Step 5: Solve for x
   x = 770,383,824.45/31,861.08
6. Step 6: Final answer
   x = 24,179.46