Finding the Fourth Proportional to 50,845.38, 76,243.47 and 17,553.78

Step by Step Solution

1. Step 1: Write the proportion equation
   50,845.38 : 76,243.47 = 17,553.78 : x
2. Step 2: Convert to fraction form
   50,845.38/76,243.47 = 17,553.78/x
3. Step 3: Cross multiply
   50,845.38x = 76,243.47 × 17,553.78
4. Step 4: Simplify right side
   50,845.38x = 1,338,361,098.82
5. Step 5: Solve for x
   x = 1,338,361,098.82/50,845.38
6. Step 6: Final answer
   x = 26,322.18