Finding the Fourth Proportional to 49,660.86, 68,538.24 and 30,800.82

Step by Step Solution

1. Step 1: Write the proportion equation
   49,660.86 : 68,538.24 = 30,800.82 : x
2. Step 2: Convert to fraction form
   49,660.86/68,538.24 = 30,800.82/x
3. Step 3: Cross multiply
   49,660.86x = 68,538.24 × 30,800.82
4. Step 4: Simplify right side
   49,660.86x = 2,111,033,993.36
5. Step 5: Solve for x
   x = 2,111,033,993.36/49,660.86
6. Step 6: Final answer
   x = 42,509.01