Finding the Fourth Proportional to 80,995.33, 111,700.89 and 50,783.95

Step by Step Solution

1. Step 1: Write the proportion equation
   80,995.33 : 111,700.89 = 50,783.95 : x
2. Step 2: Convert to fraction form
   80,995.33/111,700.89 = 50,783.95/x
3. Step 3: Cross multiply
   80,995.33x = 111,700.89 × 50,783.95
4. Step 4: Simplify right side
   80,995.33x = 5,672,612,158.80
5. Step 5: Solve for x
   x = 5,672,612,158.80/80,995.33
6. Step 6: Final answer
   x = 70,036.29