Finding the Fourth Proportional to 50,688.67, 69,947.37 and 28,025.88

Step by Step Solution

1. Step 1: Write the proportion equation
   50,688.67 : 69,947.37 = 28,025.88 : x
2. Step 2: Convert to fraction form
   50,688.67/69,947.37 = 28,025.88/x
3. Step 3: Cross multiply
   50,688.67x = 69,947.37 × 28,025.88
4. Step 4: Simplify right side
   50,688.67x = 1,960,336,597.94
5. Step 5: Solve for x
   x = 1,960,336,597.94/50,688.67
6. Step 6: Final answer
   x = 38,674.06