Finding the Fourth Proportional to 37,874.15, 52,270.90 and 21,959.27

Step by Step Solution

1. Step 1: Write the proportion equation
   37,874.15 : 52,270.90 = 21,959.27 : x
2. Step 2: Convert to fraction form
   37,874.15/52,270.90 = 21,959.27/x
3. Step 3: Cross multiply
   37,874.15x = 52,270.90 × 21,959.27
4. Step 4: Simplify right side
   37,874.15x = 1,147,830,544.89
5. Step 5: Solve for x
   x = 1,147,830,544.89/37,874.15
6. Step 6: Final answer
   x = 30,306.44