Finding the Fourth Proportional to 50,111.70, 69,111.23 and 35,744.15

Step by Step Solution

1. Step 1: Write the proportion equation
   50,111.70 : 69,111.23 = 35,744.15 : x
2. Step 2: Convert to fraction form
   50,111.70/69,111.23 = 35,744.15/x
3. Step 3: Cross multiply
   50,111.70x = 69,111.23 × 35,744.15
4. Step 4: Simplify right side
   50,111.70x = 2,470,322,165.86
5. Step 5: Solve for x
   x = 2,470,322,165.86/50,111.70
6. Step 6: Final answer
   x = 49,296.32