Finding the Fourth Proportional to 80,493.48, 111,008.28 and 50,281.56

Step by Step Solution

1. Step 1: Write the proportion equation
   80,493.48 : 111,008.28 = 50,281.56 : x
2. Step 2: Convert to fraction form
   80,493.48/111,008.28 = 50,281.56/x
3. Step 3: Cross multiply
   80,493.48x = 111,008.28 × 50,281.56
4. Step 4: Simplify right side
   80,493.48x = 5,581,669,491.32
5. Step 5: Solve for x
   x = 5,581,669,491.32/80,493.48
6. Step 6: Final answer
   x = 69,343.13