Finding the Fourth Proportional to 49,498.24, 68,302.45 and 30,378.82

Step by Step Solution

1. Step 1: Write the proportion equation
   49,498.24 : 68,302.45 = 30,378.82 : x
2. Step 2: Convert to fraction form
   49,498.24/68,302.45 = 30,378.82/x
3. Step 3: Cross multiply
   49,498.24x = 68,302.45 × 30,378.82
4. Step 4: Simplify right side
   49,498.24x = 2,074,947,834.11
5. Step 5: Solve for x
   x = 2,074,947,834.11/49,498.24
6. Step 6: Final answer
   x = 41,919.63