Finding the Fourth Proportional to 49,456.89, 68,253.48 and 30,338.82

Step by Step Solution

1. Step 1: Write the proportion equation
   49,456.89 : 68,253.48 = 30,338.82 : x
2. Step 2: Convert to fraction form
   49,456.89/68,253.48 = 30,338.82/x
3. Step 3: Cross multiply
   49,456.89x = 68,253.48 × 30,338.82
4. Step 4: Simplify right side
   49,456.89x = 2,070,730,044.09
5. Step 5: Solve for x
   x = 2,070,730,044.09/49,456.89
6. Step 6: Final answer
   x = 41,869.39