Finding the Fourth Proportional to 50,448, 69,620.64 and 28,092

Step by Step Solution

1. Step 1: Write the proportion equation
   50,448 : 69,620.64 = 28,092 : x
2. Step 2: Convert to fraction form
   50,448/69,620.64 = 28,092/x
3. Step 3: Cross multiply
   50,448x = 69,620.64 × 28,092
4. Step 4: Simplify right side
   50,448x = 1,955,783,018.88
5. Step 5: Solve for x
   x = 1,955,783,018.88/50,448
6. Step 6: Final answer
   x = 38,768.30