Finding the Fourth Proportional to 50,448, 69,618.24 and 28,097.28

Step by Step Solution

1. Step 1: Write the proportion equation
   50,448 : 69,618.24 = 28,097.28 : x
2. Step 2: Convert to fraction form
   50,448/69,618.24 = 28,097.28/x
3. Step 3: Cross multiply
   50,448x = 69,618.24 × 28,097.28
4. Step 4: Simplify right side
   50,448x = 1,956,083,182.39
5. Step 5: Solve for x
   x = 1,956,083,182.39/50,448
6. Step 6: Final answer
   x = 38,774.25