Finding the Fourth Proportional to 31,858.50, 43,964.60 and 17,711.34

Step by Step Solution

1. Step 1: Write the proportion equation
   31,858.50 : 43,964.60 = 17,711.34 : x
2. Step 2: Convert to fraction form
   31,858.50/43,964.60 = 17,711.34/x
3. Step 3: Cross multiply
   31,858.50x = 43,964.60 × 17,711.34
4. Step 4: Simplify right side
   31,858.50x = 778,671,978.56
5. Step 5: Solve for x
   x = 778,671,978.56/31,858.50
6. Step 6: Final answer
   x = 24,441.58