Finding the Fourth Proportional to 80,103.06, 120,227.22 and 42,694.56

Step by Step Solution

1. Step 1: Write the proportion equation
   80,103.06 : 120,227.22 = 42,694.56 : x
2. Step 2: Convert to fraction form
   80,103.06/120,227.22 = 42,694.56/x
3. Step 3: Cross multiply
   80,103.06x = 120,227.22 × 42,694.56
4. Step 4: Simplify right side
   80,103.06x = 5,133,048,257.92
5. Step 5: Solve for x
   x = 5,133,048,257.92/80,103.06
6. Step 6: Final answer
   x = 64,080.55