Finding the Fourth Proportional to 31,669.17, 43,697.39 and 18,056.96

Step by Step Solution

1. Step 1: Write the proportion equation
   31,669.17 : 43,697.39 = 18,056.96 : x
2. Step 2: Convert to fraction form
   31,669.17/43,697.39 = 18,056.96/x
3. Step 3: Cross multiply
   31,669.17x = 43,697.39 × 18,056.96
4. Step 4: Simplify right side
   31,669.17x = 789,042,023.33
5. Step 5: Solve for x
   x = 789,042,023.33/31,669.17
6. Step 6: Final answer
   x = 24,915.15