Finding the Fourth Proportional to 49,778.37, 68,674.91 and 30,882.69

Step by Step Solution

1. Step 1: Write the proportion equation
   49,778.37 : 68,674.91 = 30,882.69 : x
2. Step 2: Convert to fraction form
   49,778.37/68,674.91 = 30,882.69/x
3. Step 3: Cross multiply
   49,778.37x = 68,674.91 × 30,882.69
4. Step 4: Simplify right side
   49,778.37x = 2,120,865,801.89
5. Step 5: Solve for x
   x = 2,120,865,801.89/49,778.37
6. Step 6: Final answer
   x = 42,606.17