Finding the Fourth Proportional to 50,488.56, 69,674.40 and 28,132.56

Step by Step Solution

1. Step 1: Write the proportion equation
   50,488.56 : 69,674.40 = 28,132.56 : x
2. Step 2: Convert to fraction form
   50,488.56/69,674.40 = 28,132.56/x
3. Step 3: Cross multiply
   50,488.56x = 69,674.40 × 28,132.56
4. Step 4: Simplify right side
   50,488.56x = 1,960,119,238.46
5. Step 5: Solve for x
   x = 1,960,119,238.46/50,488.56
6. Step 6: Final answer
   x = 38,823.04