Finding the Fourth Proportional to 50,614.24, 69,940.40 and 43,878.28

Step by Step Solution

1. Step 1: Write the proportion equation
   50,614.24 : 69,940.40 = 43,878.28 : x
2. Step 2: Convert to fraction form
   50,614.24/69,940.40 = 43,878.28/x
3. Step 3: Cross multiply
   50,614.24x = 69,940.40 × 43,878.28
4. Step 4: Simplify right side
   50,614.24x = 3,068,864,454.51
5. Step 5: Solve for x
   x = 3,068,864,454.51/50,614.24
6. Step 6: Final answer
   x = 60,632.43