Finding the Fourth Proportional to 50,929.76, 76,469.61 and 28,484.41

Step by Step Solution

1. Step 1: Write the proportion equation
   50,929.76 : 76,469.61 = 28,484.41 : x
2. Step 2: Convert to fraction form
   50,929.76/76,469.61 = 28,484.41/x
3. Step 3: Cross multiply
   50,929.76x = 76,469.61 × 28,484.41
4. Step 4: Simplify right side
   50,929.76x = 2,178,191,729.39
5. Step 5: Solve for x
   x = 2,178,191,729.39/50,929.76
6. Step 6: Final answer
   x = 42,768.55