Finding the Fourth Proportional to 67,687.50, 93,408.76 and 37,879.50

Step by Step Solution

1. Step 1: Write the proportion equation
   67,687.50 : 93,408.76 = 37,879.50 : x
2. Step 2: Convert to fraction form
   67,687.50/93,408.76 = 37,879.50/x
3. Step 3: Cross multiply
   67,687.50x = 93,408.76 × 37,879.50
4. Step 4: Simplify right side
   67,687.50x = 3,538,277,124.42
5. Step 5: Solve for x
   x = 3,538,277,124.42/67,687.50
6. Step 6: Final answer
   x = 52,273.72