Finding the Fourth Proportional to 31,768.44, 43,849.04 and 19,824.72

Step by Step Solution

1. Step 1: Write the proportion equation
   31,768.44 : 43,849.04 = 19,824.72 : x
2. Step 2: Convert to fraction form
   31,768.44/43,849.04 = 19,824.72/x
3. Step 3: Cross multiply
   31,768.44x = 43,849.04 × 19,824.72
4. Step 4: Simplify right side
   31,768.44x = 869,294,940.27
5. Step 5: Solve for x
   x = 869,294,940.27/31,768.44
6. Step 6: Final answer
   x = 27,363.48