Finding the Fourth Proportional to 50,917.82, 70,217.77 and 30,496.61

Step by Step Solution

1. Step 1: Write the proportion equation
   50,917.82 : 70,217.77 = 30,496.61 : x
2. Step 2: Convert to fraction form
   50,917.82/70,217.77 = 30,496.61/x
3. Step 3: Cross multiply
   50,917.82x = 70,217.77 × 30,496.61
4. Step 4: Simplify right side
   50,917.82x = 2,141,404,330.65
5. Step 5: Solve for x
   x = 2,141,404,330.65/50,917.82
6. Step 6: Final answer
   x = 42,056.09