Finding the Fourth Proportional to 50,111.82, 75,182.58 and 18,949.50

Step by Step Solution

1. Step 1: Write the proportion equation
   50,111.82 : 75,182.58 = 18,949.50 : x
2. Step 2: Convert to fraction form
   50,111.82/75,182.58 = 18,949.50/x
3. Step 3: Cross multiply
   50,111.82x = 75,182.58 × 18,949.50
4. Step 4: Simplify right side
   50,111.82x = 1,424,672,299.71
5. Step 5: Solve for x
   x = 1,424,672,299.71/50,111.82
6. Step 6: Final answer
   x = 28,429.87