Finding the Fourth Proportional to 50,023.78, 69,033.81 and 28,806.10

Step by Step Solution

1. Step 1: Write the proportion equation
   50,023.78 : 69,033.81 = 28,806.10 : x
2. Step 2: Convert to fraction form
   50,023.78/69,033.81 = 28,806.10/x
3. Step 3: Cross multiply
   50,023.78x = 69,033.81 × 28,806.10
4. Step 4: Simplify right side
   50,023.78x = 1,988,594,834.24
5. Step 5: Solve for x
   x = 1,988,594,834.24/50,023.78
6. Step 6: Final answer
   x = 39,752.99