Finding the Fourth Proportional to 49,638.78, 68,501.46 and 27,282.78

Step by Step Solution

1. Step 1: Write the proportion equation
   49,638.78 : 68,501.46 = 27,282.78 : x
2. Step 2: Convert to fraction form
   49,638.78/68,501.46 = 27,282.78/x
3. Step 3: Cross multiply
   49,638.78x = 68,501.46 × 27,282.78
4. Step 4: Simplify right side
   49,638.78x = 1,868,910,262.86
5. Step 5: Solve for x
   x = 1,868,910,262.86/49,638.78
6. Step 6: Final answer
   x = 37,650.21