Finding the Fourth Proportional to 50,105.36, 69,073.08 and 40,657.52

Step by Step Solution

1. Step 1: Write the proportion equation
   50,105.36 : 69,073.08 = 40,657.52 : x
2. Step 2: Convert to fraction form
   50,105.36/69,073.08 = 40,657.52/x
3. Step 3: Cross multiply
   50,105.36x = 69,073.08 × 40,657.52
4. Step 4: Simplify right side
   50,105.36x = 2,808,340,131.56
5. Step 5: Solve for x
   x = 2,808,340,131.56/50,105.36
6. Step 6: Final answer
   x = 56,048.70