Finding the Fourth Proportional to 50,308.52, 69,420.11 and 40,233.29

Step by Step Solution

1. Step 1: Write the proportion equation
   50,308.52 : 69,420.11 = 40,233.29 : x
2. Step 2: Convert to fraction form
   50,308.52/69,420.11 = 40,233.29/x
3. Step 3: Cross multiply
   50,308.52x = 69,420.11 × 40,233.29
4. Step 4: Simplify right side
   50,308.52x = 2,792,998,869.19
5. Step 5: Solve for x
   x = 2,792,998,869.19/50,308.52
6. Step 6: Final answer
   x = 55,517.42