Finding the Fourth Proportional to 50,680.23, 69,957.53 and 30,538.23

Step by Step Solution

1. Step 1: Write the proportion equation
   50,680.23 : 69,957.53 = 30,538.23 : x
2. Step 2: Convert to fraction form
   50,680.23/69,957.53 = 30,538.23/x
3. Step 3: Cross multiply
   50,680.23x = 69,957.53 × 30,538.23
4. Step 4: Simplify right side
   50,680.23x = 2,136,379,141.37
5. Step 5: Solve for x
   x = 2,136,379,141.37/50,680.23
6. Step 6: Final answer
   x = 42,154.09