Finding the Fourth Proportional to 36,419.71, 50,273.31 and 28,464.50

Step by Step Solution

1. Step 1: Write the proportion equation
   36,419.71 : 50,273.31 = 28,464.50 : x
2. Step 2: Convert to fraction form
   36,419.71/50,273.31 = 28,464.50/x
3. Step 3: Cross multiply
   36,419.71x = 50,273.31 × 28,464.50
4. Step 4: Simplify right side
   36,419.71x = 1,431,004,238.81
5. Step 5: Solve for x
   x = 1,431,004,238.81/36,419.71
6. Step 6: Final answer
   x = 39,292.03