Finding the Fourth Proportional to 50,081.45, 69,115.73 and 28,862.06

Step by Step Solution

1. Step 1: Write the proportion equation
   50,081.45 : 69,115.73 = 28,862.06 : x
2. Step 2: Convert to fraction form
   50,081.45/69,115.73 = 28,862.06/x
3. Step 3: Cross multiply
   50,081.45x = 69,115.73 × 28,862.06
4. Step 4: Simplify right side
   50,081.45x = 1,994,821,856.31
5. Step 5: Solve for x
   x = 1,994,821,856.31/50,081.45
6. Step 6: Final answer
   x = 39,831.56