Finding the Fourth Proportional to 31,855.42, 43,961.98 and 17,708.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,855.42 : 43,961.98 = 17,708.50 : x
2. Step 2: Convert to fraction form
   31,855.42/43,961.98 = 17,708.50/x
3. Step 3: Cross multiply
   31,855.42x = 43,961.98 × 17,708.50
4. Step 4: Simplify right side
   31,855.42x = 778,500,722.83
5. Step 5: Solve for x
   x = 778,500,722.83/31,855.42
6. Step 6: Final answer
   x = 24,438.56