Finding the Fourth Proportional to 50,044.89, 69,086.94 and 28,820.06

Step by Step Solution

1. Step 1: Write the proportion equation
   50,044.89 : 69,086.94 = 28,820.06 : x
2. Step 2: Convert to fraction form
   50,044.89/69,086.94 = 28,820.06/x
3. Step 3: Cross multiply
   50,044.89x = 69,086.94 × 28,820.06
4. Step 4: Simplify right side
   50,044.89x = 1,991,089,756.02
5. Step 5: Solve for x
   x = 1,991,089,756.02/50,044.89
6. Step 6: Final answer
   x = 39,786.08