Finding the Fourth Proportional to 81,083.18, 111,874.82 and 49,250.18

Step by Step Solution

1. Step 1: Write the proportion equation
   81,083.18 : 111,874.82 = 49,250.18 : x
2. Step 2: Convert to fraction form
   81,083.18/111,874.82 = 49,250.18/x
3. Step 3: Cross multiply
   81,083.18x = 111,874.82 × 49,250.18
4. Step 4: Simplify right side
   81,083.18x = 5,509,855,022.47
5. Step 5: Solve for x
   x = 5,509,855,022.47/81,083.18
6. Step 6: Final answer
   x = 67,953.12