Finding the Fourth Proportional to 50,022.72, 69,032.16 and 27,665.28

Step by Step Solution

1. Step 1: Write the proportion equation
   50,022.72 : 69,032.16 = 27,665.28 : x
2. Step 2: Convert to fraction form
   50,022.72/69,032.16 = 27,665.28/x
3. Step 3: Cross multiply
   50,022.72x = 69,032.16 × 27,665.28
4. Step 4: Simplify right side
   50,022.72x = 1,909,794,035.40
5. Step 5: Solve for x
   x = 1,909,794,035.40/50,022.72
6. Step 6: Final answer
   x = 38,178.53