Finding the Fourth Proportional to 50,381.48, 69,469.61 and 38,870.17

Step by Step Solution

1. Step 1: Write the proportion equation
   50,381.48 : 69,469.61 = 38,870.17 : x
2. Step 2: Convert to fraction form
   50,381.48/69,469.61 = 38,870.17/x
3. Step 3: Cross multiply
   50,381.48x = 69,469.61 × 38,870.17
4. Step 4: Simplify right side
   50,381.48x = 2,700,295,550.53
5. Step 5: Solve for x
   x = 2,700,295,550.53/50,381.48
6. Step 6: Final answer
   x = 53,596.99