Finding the Fourth Proportional to 50,530.47, 69,723.90 and 30,382.53

Step by Step Solution

1. Step 1: Write the proportion equation
   50,530.47 : 69,723.90 = 30,382.53 : x
2. Step 2: Convert to fraction form
   50,530.47/69,723.90 = 30,382.53/x
3. Step 3: Cross multiply
   50,530.47x = 69,723.90 × 30,382.53
4. Step 4: Simplify right side
   50,530.47x = 2,118,388,483.47
5. Step 5: Solve for x
   x = 2,118,388,483.47/50,530.47
6. Step 6: Final answer
   x = 41,922.99