Finding the Fourth Proportional to 50,154.69, 69,214.20 and 30,012.42

Step by Step Solution

1. Step 1: Write the proportion equation
   50,154.69 : 69,214.20 = 30,012.42 : x
2. Step 2: Convert to fraction form
   50,154.69/69,214.20 = 30,012.42/x
3. Step 3: Cross multiply
   50,154.69x = 69,214.20 × 30,012.42
4. Step 4: Simplify right side
   50,154.69x = 2,077,285,787.37
5. Step 5: Solve for x
   x = 2,077,285,787.37/50,154.69
6. Step 6: Final answer
   x = 41,417.57