Finding the Fourth Proportional to 67,997.43, 93,809.55 and 39,311.82

Step by Step Solution

1. Step 1: Write the proportion equation
   67,997.43 : 93,809.55 = 39,311.82 : x
2. Step 2: Convert to fraction form
   67,997.43/93,809.55 = 39,311.82/x
3. Step 3: Cross multiply
   67,997.43x = 93,809.55 × 39,311.82
4. Step 4: Simplify right side
   67,997.43x = 3,687,824,143.88
5. Step 5: Solve for x
   x = 3,687,824,143.88/67,997.43
6. Step 6: Final answer
   x = 54,234.76