Finding the Fourth Proportional to 50,044.50, 69,062.49 and 28,820.34

Step by Step Solution

1. Step 1: Write the proportion equation
   50,044.50 : 69,062.49 = 28,820.34 : x
2. Step 2: Convert to fraction form
   50,044.50/69,062.49 = 28,820.34/x
3. Step 3: Cross multiply
   50,044.50x = 69,062.49 × 28,820.34
4. Step 4: Simplify right side
   50,044.50x = 1,990,404,443.05
5. Step 5: Solve for x
   x = 1,990,404,443.05/50,044.50
6. Step 6: Final answer
   x = 39,772.69