Finding the Fourth Proportional to 80,783.83, 111,465.39 and 48,934.23

Step by Step Solution

1. Step 1: Write the proportion equation
   80,783.83 : 111,465.39 = 48,934.23 : x
2. Step 2: Convert to fraction form
   80,783.83/111,465.39 = 48,934.23/x
3. Step 3: Cross multiply
   80,783.83x = 111,465.39 × 48,934.23
4. Step 4: Simplify right side
   80,783.83x = 5,454,473,031.30
5. Step 5: Solve for x
   x = 5,454,473,031.30/80,783.83
6. Step 6: Final answer
   x = 67,519.37