Finding the Fourth Proportional to 36,868.78, 50,878.93 and 20,952.82

Step by Step Solution

1. Step 1: Write the proportion equation
   36,868.78 : 50,878.93 = 20,952.82 : x
2. Step 2: Convert to fraction form
   36,868.78/50,878.93 = 20,952.82/x
3. Step 3: Cross multiply
   36,868.78x = 50,878.93 × 20,952.82
4. Step 4: Simplify right side
   36,868.78x = 1,066,056,882.50
5. Step 5: Solve for x
   x = 1,066,056,882.50/36,868.78
6. Step 6: Final answer
   x = 28,914.90