Finding the Fourth Proportional to 50,340.43, 69,470.06 and 27,680.88

Step by Step Solution

1. Step 1: Write the proportion equation
   50,340.43 : 69,470.06 = 27,680.88 : x
2. Step 2: Convert to fraction form
   50,340.43/69,470.06 = 27,680.88/x
3. Step 3: Cross multiply
   50,340.43x = 69,470.06 × 27,680.88
4. Step 4: Simplify right side
   50,340.43x = 1,922,992,516.56
5. Step 5: Solve for x
   x = 1,922,992,516.56/50,340.43
6. Step 6: Final answer
   x = 38,199.76