Finding the Fourth Proportional to 50,086.10, 69,118.16 and 28,575.29

Step by Step Solution

1. Step 1: Write the proportion equation
   50,086.10 : 69,118.16 = 28,575.29 : x
2. Step 2: Convert to fraction form
   50,086.10/69,118.16 = 28,575.29/x
3. Step 3: Cross multiply
   50,086.10x = 69,118.16 × 28,575.29
4. Step 4: Simplify right side
   50,086.10x = 1,975,071,710.50
5. Step 5: Solve for x
   x = 1,975,071,710.50/50,086.10
6. Step 6: Final answer
   x = 39,433.53