Finding the Fourth Proportional to 50,633.78, 75,943.98 and 13,196.59

Step by Step Solution

1. Step 1: Write the proportion equation
   50,633.78 : 75,943.98 = 13,196.59 : x
2. Step 2: Convert to fraction form
   50,633.78/75,943.98 = 13,196.59/x
3. Step 3: Cross multiply
   50,633.78x = 75,943.98 × 13,196.59
4. Step 4: Simplify right side
   50,633.78x = 1,002,201,377.17
5. Step 5: Solve for x
   x = 1,002,201,377.17/50,633.78
6. Step 6: Final answer
   x = 19,793.14