Finding the Fourth Proportional to 49,622.82, 68,490.33 and 30,519.03

Step by Step Solution

1. Step 1: Write the proportion equation
   49,622.82 : 68,490.33 = 30,519.03 : x
2. Step 2: Convert to fraction form
   49,622.82/68,490.33 = 30,519.03/x
3. Step 3: Cross multiply
   49,622.82x = 68,490.33 × 30,519.03
4. Step 4: Simplify right side
   49,622.82x = 2,090,258,435.98
5. Step 5: Solve for x
   x = 2,090,258,435.98/49,622.82
6. Step 6: Final answer
   x = 42,122.93