Finding the Fourth Proportional to 50,839.01, 70,141.02 and 30,688.24

Step by Step Solution

1. Step 1: Write the proportion equation
   50,839.01 : 70,141.02 = 30,688.24 : x
2. Step 2: Convert to fraction form
   50,839.01/70,141.02 = 30,688.24/x
3. Step 3: Cross multiply
   50,839.01x = 70,141.02 × 30,688.24
4. Step 4: Simplify right side
   50,839.01x = 2,152,504,455.60
5. Step 5: Solve for x
   x = 2,152,504,455.60/50,839.01
6. Step 6: Final answer
   x = 42,339.62