Finding the Fourth Proportional to 50,164.38, 69,227.42 and 28,656.99

Step by Step Solution

1. Step 1: Write the proportion equation
   50,164.38 : 69,227.42 = 28,656.99 : x
2. Step 2: Convert to fraction form
   50,164.38/69,227.42 = 28,656.99/x
3. Step 3: Cross multiply
   50,164.38x = 69,227.42 × 28,656.99
4. Step 4: Simplify right side
   50,164.38x = 1,983,849,339.38
5. Step 5: Solve for x
   x = 1,983,849,339.38/50,164.38
6. Step 6: Final answer
   x = 39,546.97