Finding the Fourth Proportional to 50,499.48, 69,681.12 and 30,351.54

Step by Step Solution

1. Step 1: Write the proportion equation
   50,499.48 : 69,681.12 = 30,351.54 : x
2. Step 2: Convert to fraction form
   50,499.48/69,681.12 = 30,351.54/x
3. Step 3: Cross multiply
   50,499.48x = 69,681.12 × 30,351.54
4. Step 4: Simplify right side
   50,499.48x = 2,114,929,300.92
5. Step 5: Solve for x
   x = 2,114,929,300.92/50,499.48
6. Step 6: Final answer
   x = 41,880.22