Finding the Fourth Proportional to 31,172.58, 42,989.67 and 24,367.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,172.58 : 42,989.67 = 24,367.50 : x
2. Step 2: Convert to fraction form
   31,172.58/42,989.67 = 24,367.50/x
3. Step 3: Cross multiply
   31,172.58x = 42,989.67 × 24,367.50
4. Step 4: Simplify right side
   31,172.58x = 1,047,550,783.73
5. Step 5: Solve for x
   x = 1,047,550,783.73/31,172.58
6. Step 6: Final answer
   x = 33,604.88