Finding the Fourth Proportional to 31,353.94, 43,266.72 and 17,205.67

Step by Step Solution

1. Step 1: Write the proportion equation
   31,353.94 : 43,266.72 = 17,205.67 : x
2. Step 2: Convert to fraction form
   31,353.94/43,266.72 = 17,205.67/x
3. Step 3: Cross multiply
   31,353.94x = 43,266.72 × 17,205.67
4. Step 4: Simplify right side
   31,353.94x = 744,432,906.30
5. Step 5: Solve for x
   x = 744,432,906.30/31,353.94
6. Step 6: Final answer
   x = 23,742.88