Finding the Fourth Proportional to 31,932.56, 44,109.96 and 28,951.76

Step by Step Solution

1. Step 1: Write the proportion equation
   31,932.56 : 44,109.96 = 28,951.76 : x
2. Step 2: Convert to fraction form
   31,932.56/44,109.96 = 28,951.76/x
3. Step 3: Cross multiply
   31,932.56x = 44,109.96 × 28,951.76
4. Step 4: Simplify right side
   31,932.56x = 1,277,060,975.53
5. Step 5: Solve for x
   x = 1,277,060,975.53/31,932.56
6. Step 6: Final answer
   x = 39,992.44