Finding the Fourth Proportional to 140,718.72, 211,021.38 and 50,735.82

Step by Step Solution

1. Step 1: Write the proportion equation
   140,718.72 : 211,021.38 = 50,735.82 : x
2. Step 2: Convert to fraction form
   140,718.72/211,021.38 = 50,735.82/x
3. Step 3: Cross multiply
   140,718.72x = 211,021.38 × 50,735.82
4. Step 4: Simplify right side
   140,718.72x = 10,706,342,751.83
5. Step 5: Solve for x
   x = 10,706,342,751.83/140,718.72
6. Step 6: Final answer
   x = 76,083.29