Finding the Fourth Proportional to 67,730.78, 93,469.46 and 39,049.94

Step by Step Solution

1. Step 1: Write the proportion equation
   67,730.78 : 93,469.46 = 39,049.94 : x
2. Step 2: Convert to fraction form
   67,730.78/93,469.46 = 39,049.94/x
3. Step 3: Cross multiply
   67,730.78x = 93,469.46 × 39,049.94
4. Step 4: Simplify right side
   67,730.78x = 3,649,976,142.24
5. Step 5: Solve for x
   x = 3,649,976,142.24/67,730.78
6. Step 6: Final answer
   x = 53,889.48